Document:

EX-10.4

 Exhibit 10.4 

CONFIDENTIAL MATERIAL APPEARING IN THIS DOCUMENT HAS BEEN OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION IN
ACCORDANCE WITH THE SECURITIES ACT OF 1933, AS AMENDED, AND RULE 24B-2 PROMULGATED THEREUNDER. OMITTED INFORMATION HAS BEEN REPLACED WITH ASTERISKS. 

Supplemental Agreement No. 3 

to 
 Purchase Agreement
No. 03776 
 between 
 The
Boeing Company 
 and 
 United
Airlines, Inc. 
 Relating to Boeing Model 737-9 Aircraft 

THIS SUPPLEMENTAL AGREEMENT, entered into as of May 26, 2015, by and between THE BOEING COMPANY (Boeing) and UNITED AIRLINES, INC.
(a Delaware corporation formerly known as Continental Airlines, Inc. and successor by merger to United Air Lines, Inc.) (Customer); 

WHEREAS, the parties hereto entered into Purchase Agreement No. 03776 dated July 12, 2012, as amended and supplemented (Purchase
Agreement), relating to the purchase and sale of Boeing model 737-9 aircraft (Aircraft). This Supplemental Agreement is an amendment to the Purchase Agreement; 

WHEREAS, Boeing and Customer agree to *** the following *** firm model 737-9 Aircraft and *** them with *** new model 737-9 *** Aircraft in
the same delivery months: 
  

			
	 Aircraft Delivery Month
	  	 MSN

	 ***
	  	***

 WHEREAS, Boeing and Customer agree to revise the identified manufacturer serial number for the following nine
(9) firm model 737-9 Aircraft: 
  

					
	 Aircraft Delivery Month
	  	Prior MSN	 	 New MSN

	 ***
	  	***	 	***

 WHEREAS, Boeing and Customer agree to *** firm model 737-9 Aircraft *** under this Supplemental Agreement
No. 03 *** for the *** new model 737-9 *** Aircraft *** under this Supplemental Agreement No. 03 and *** Customer’s *** for 737 aircraft. 

  

					
	 UAL-PA-03776
	 	SA-3	 	Page 1
	BOEING / UNITED AIRLINES, INC. PROPRIETARY

 Supplemental Agreement No. 3 to 

Purchase Agreement No. 03776 
  

NOW THEREFORE, in consideration of the mutual covenants herein contained, the parties agree to amend the Purchase Agreement as follows: 

 

	1.	Table of Contents and Articles. 

 The “Table of Contents” is deleted in its
entirety and replaced with the attached “Table of Contents” (identified by “SA-3”). 
  

	2.	Tables. 

 “Table 1”, 737-9 Aircraft Delivery, Description, Price and Advance
Payments, is deleted in its entirety and replaced with the attached “Table 1”, 737-9 Aircraft Delivery, Description, Price and Advance Payments, (identified by “SA-3”). 

 

	3.	Letter Agreements. 

 “Attachment A to UCH-PA-03776-LA-1207644” is deleted in
its entirety and replaced with the attached “Attachment A to UCH-PA-03776-LA-1207644” (identified by “SA-3”). 

The Purchase Agreement will be deemed to be supplemented to the extent herein provided as of the date hereof and as so supplemented will continue in full
force and effect. 
 EXECUTED IN DUPLICATE as of the day and year first written above. 

 

					
	THE BOEING COMPANY		UNITED AIRLINES, INC.		
			
	 /s/ Patrick McKelvey
		 /s/ Gerald Laderman
		
	Signature		Signature		
			
	 Attorney-in-Fact
		 Senior Vice President – Finance, Procurement and Treasurer
		
	Title		Title		

  

					
	 UAL-PA-03776
		SA-3		Page 2
	BOEING / UNITED AIRLINES, INC. PROPRIETARY

 TABLE OF CONTENTS 

 

					
	ARTICLES	  		  	SA
NUMBER
	Article 1.	  	 Quantity, Model and Description
	  	
	Article 2.	  	 Delivery Schedule
	  	
	Article 3.	  	 Price
	  	
	Article 4.	  	 Payment
	  	
	Article 5.	  	 Additional Terms
	  	
			
	TABLE	  		  	
	1.	  	 Aircraft Information Table – 737-9
	  	SA-3
			
	EXHIBITS	  		  	
	A.	  	 Aircraft Configuration
	  	
	B.	  	 Aircraft Delivery Requirements and Responsibilities
	  	
			
	SUPPLEMENTAL EXHIBITS	  		  	
	AE1.	  	 Escalation Adjustment/Airframe and Optional Features
	  	
	BFE1.	  	 BFE Variables
	  	
	CS1.	  	 Customer Support Variables
	  	
	EE1.	  	 Engine Warranty ***
	  	
	SLP1.	  	 Service Life Policy Components
	  	
			
	LETTER AGREEMENTS	  		  	
	UCH-PA-03776-LA-1207637	  	 *** Matters
	  	
	UCH-PA-03776-LA-1207638	  	 ***
	  	
	UCH-PA-03776-LA-1207640	  	 Demonstration Flight Waiver
	  	
	UCH-PA-03776-LA-1207643	  	 Open Matters
	  	
	UCH-PA-03776-LA-1207644	  	 Option Aircraft
	  	SA-3
	UCH-PA-03776-LA-1207646	  	 Promotional Support
	  	
	UCH-PA-03776-LA-1207647	  	 Seller Purchased Equipment
	  	
	UCH-PA-03776-LA-1207649	  	 Spare Parts Initial Provisioning
	  	
	UCH-PA-03776-LA-1207650	  	 Special Matters
	  	
	UCH-PA-03776-LA-1208055	  	 ***
	  	
	UCH-PA-03776-LA-1208122	  	 ***
	  	
	UCH-PA-03776-LA-1208123	  	 *** Matters
	  	
	UCH-PA-03776-LA-1208157	  	 ***
	  	

  

					
	 UCH-PA-03776
	 	TABLE OF CONTENTS	 	SA-3, Page 1 of 2
	BOEING/UNITED AIRLINES, INC. PROPRIETARY

					
	 TABLE OF CONTENTS, CONTINUED

 

	 	  	SA
NUMBER
	LETTER AGREEMENTS, continued	  	 
	UCH-PA-03776-LA-1208234	 	Privileged and Confidential Matters	  	
	UCH-PA-03776-LA-1208596	 	AGTA Matters	  	
	UCH-PA-03776-LA-1208238	 	Assignment Matters	  	
	UCH-PA-03776-LA-1208869	 	Delivery *** Matters	  	
	UAL-PA-03784-LA-1207869	 	737 Production Adjustments	  	

  

							
	 SUPPLEMENTAL AGREEMENTS
	 		  	 	DATED AS OF	  
			
	 Supplemental Agreement No. 1
	 		  	 	June 17, 2013	  
			
	 Supplemental Agreement No. 2
	 		  	 	January 14, 2015	  
			
	 Supplemental Agreement No. 3
	 		  	 	May 26, 2015	  

  

					
	 UCH-PA-03776
	 	TABLE OF CONTENTS	 	SA-3, Page 2 of 2
	BOEING/UNITED AIRLINES, INC. PROPRIETARY

 Table 1 To 

Purchase Agreement No. 03776 

737-9 Aircraft Delivery, Description, Price and Advance Payment 

 

													
	Airframe Model/MTOW:	  	737-9	 	*** pounds	  	 Detail Specification:
	  		  	***	  	
	Engine Model/Thrust:	  	CFM-LEAP-1B***	 	*** pounds	  	 Airframe Price Base Year/Escalation Formula:
	  	***	  		  	***
	Airframe Price:	 	$***	  	 Engine Price Base Year/Escalation Formula:
	  	***	  		  	***
	Optional Features:	 	$***	  		  		  		  	
		  		 	  
	  		  		  		  	
	Sub-Total of Airframe and Features:		$***		 Airframe Escalation Data:
						
	Engine Price (Per Aircraft):		$***		 Base Year Index (ECI):
				***		
	Aircraft Basic Price (Excluding BFE/SPE):		$***		 Base Year Index (CPI):
				***		
		  		 	  
	  		  		  		  	
	Buyer Furnished Equipment (BFE) Estimate:		$***								
	Seller Purchased Equipment (SPE) Estimate:		$***								
	Deposit per Aircraft:		$***								

  

																			
	 Delivery

Date
	  	Number of
Aircraft	 	Escalation
Factor
(Airframe)	 	Serial
Number	 	Actual or Nominal
Delivery Month*	 	Escalation Estimate
Adv Payment Base
Price Per A/P	 	Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):
	  	 	 	 	 	 	***	 	***	 	***	 	***
	  	 	 	 	 	 	***	 	***	 	***	 	***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***

  

					
	 UCH-PA-03776 64721-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Table 1 per SA-3, Page 1

 Table 1 To 

Purchase Agreement No. 03776 

737-9 Aircraft Delivery, Description, Price and Advance Payments 

 

																			
	 Delivery

Date
	  	Number of
Aircraft	 	Escalation
Factor
(Airframe)	 	Serial
Number	 	Actual or Nominal
Delivery Month*	 	Escalation Estimate
Adv Payment Base
Price Per A/P	 	Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):
	  	 	 	 	 	 	***	 	***	 	***	 	***
	  	 	 	 	 	 	***	 	***	 	***	 	***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***
	 ***
	  	***	 	***	 	***	 	***	 	$***	 	$***	 	$***	 	$***	 	$***

  

					
	 UCH-PA-03776 64721-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Table 1 per SA-3, Page 2

 Table 1 To 

Purchase Agreement No. 03776 

737-9 Aircraft Delivery, Description, Price and Advance Payments 

 

																			
	 Delivery

Date
	  	 Number of
Aircraft
	  	 Escalation
Factor
(Airframe)
	  	 Serial
Number
	  	
Actual or Nominal
Delivery Month*
	  	
Escalation Estimate
Adv Payment Base
Price Per A/P
	  	
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

	  	  	  	  	  	  	***	  	***	  	***	  	***
	  	  	  	  	  	  	 ***
	  	 ***
	  	 ***
	  	 ***

	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***

  

					
	 UCH-PA-03776 64721-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Table 1 per SA-3, Page 3

 Table 1 To 

Purchase Agreement No. 03776 

737-9 Aircraft Delivery, Description, Price and Advance Payments 

 

																			
	 Delivery

Date
	  	 Number of
Aircraft
	  	 Escalation
Factor
(Airframe)
	  	 Serial
Number
	  	
Actual or Nominal
Delivery Month*
	  	
Escalation Estimate
Adv Payment Base
Price Per A/P
	  	
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

	  	  	  	  	  	  	***	  	***	  	***	  	***
	  	  	  	  	  	  	 ***
	  	 ***
	  	 ***
	  	 ***

	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***

  

					
	 UCH-PA-03776 64721-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Table 1 per SA-3, Page 4

 Table 1 To 

Purchase Agreement No. 03776 

737-9 Aircraft Delivery, Description, Price and Advance Payment 

 

																			
	 Delivery

Date
	  	 Number of
Aircraft
	  	 Escalation
Factor
(Airframe)
	  	 Serial
Number
	  	
Actual or Nominal
Delivery Month*
	  	
Escalation Estimate
Adv Payment Base
Price Per A/P
	  	
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

	  	  	  	  	  	  	***	  	***	  	***	  	***
	  	  	  	  	  	  	 ***
	  	 ***
	  	 ***
	  	 ***

																			
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	***	  	***	  	***	  	***	  	***	  	$***	  	$***	 	$***	  	$***	  	$***
	Total:	  	105	  		  		  		  		  		 		  		  	

  

	*	Nominal delivery month, *** pursuant to Letter Agreement number UCH-PA-03776-LA-1207643. 

 Note: The estimated
Advance Payment Base Prices have been calculated using a ***, and ***, as follows: 
  

			
	***	  	$***
	***	  	$***
	***	  	$***
	***	  	$***

  

					
	 UCH-PA-03776 64721-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Table 1 per SA-3, Page 5

 Attachment A to Letter Agreement No. UCH-PA-03776-LA-1207644 

737-9 Option Aircraft Delivery, Description, Price and Advance Payments 

 

															
	Airframe Model/MTOW:	 	737-9	  	*** pounds	 		 	Detail Specification:	  		  	***	  	
	 Engine Model/Thrust:
	 	CFM-LEAP-1B	  	*** pounds	 		 	Airframe Price Base Year/Escalation Formula:	  	***	  		  	***
	 Airframe Price:
	 		  	$***	 		 	Engine Price Base Year/Escalation Formula:	  	***	  		  	***
	 Optional Features:
	 		  	$***	 		 		  		  		  	
		 		  	  
	 		 		  		  		  	
	 Sub-Total of Airframe and Features:
		$***				Airframe Escalation Data:						
	 Engine Price (Per Aircraft):
				$***				Base Year Index (ECI):				***		
	 Aircraft Basic Price (Excluding BFE/SPE):
		$***				Base Year Index (CPI):				***		
		 		  	  
	 		 		  		  		  	
	 Buyer Furnished Equipment (BFE) Estimate:
		$***										
	 Seller Purchased Equipment (SPE) Estimate:
		$***										
								
	 Deposit per Aircraft:
				$***										

  

																	
	 Delivery
Date
	  	 Number of
Aircraft
	  	 Escalation
Factor
(Airframe)
	  	
Actual or Nominal
Delivery Month*
	  	
Escalation Estimate
Adv Payment Base
Price Per A/P
	  	 Advance Payment Per Aircraft (Amts. Due/Mos. Prior
to Delivery):

	  	  	  	  	  	***	  	***	  	***	  	***
	  	  	  	  	  	 ***
	  	 ***
	  	 ***
	  	 ***

	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***

  

					
		 		 	SA-3
	 UCH-PA-03776 59499-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Page 1

 Attachment A to Letter Agreement No. UCH-PA-03776-LA-1207644 

737-9 Option Aircraft Delivery, Description, Price and Advance Payments 

 

																	
	 Delivery

Date
	  	 Number of

Aircraft
	  	Escalation
Factor
(Airframe)	  	
Actual or Nominal
Delivery Month*
	  	Escalation Estimate
Adv Payment Base
Price Per A/P	  	Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):
	  	  	  	  	  	***
***	  	***
***	  	***
***	  	***
***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***

  

					
		 		 	SA-3
	 UCH-PA-03776 59499-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Page 2

 Attachment A to Letter Agreement No. UCH-PA-03776-LA-1207644 

737-9 Option Aircraft Delivery, Description, Price and Advance Payments 

 

																	
	 Delivery

Date
	  	 Number of

Aircraft
	  	Escalation
Factor
(Airframe)	  	
Actual or Nominal
Delivery Month*
	  	Escalation Estimate
Adv Payment Base
Price Per A/P	  	Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):
	  	  	  	  	  	***
***	  	***
***	  	***
***	  	***
***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 Total:
	  	***	  		  		  		  		  		  		  	

  

	*	Nominal delivery months are *** pursuant to Letter Agreement number UCH-PA-03776-LA-1207644. 

 Note: The
estimated Advance Payment Base Prices have been calculated using a *** and ***, as follows: 
  

					
	 ***
	 	$	*	** 
	 ***
	 	$	*	** 
	 ***
	 	$	*	** 
	 ***
	 	$	*	** 

  

					
		 		 	SA-3
	 UCH-PA-03776 59499-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Page 3EX-10.5

 Exhibit 10.5 

CONFIDENTIAL MATERIAL APPEARING IN THIS DOCUMENT HAS BEEN OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION IN ACCORDANCE WITH THE
SECURITIES ACT OF 1933, AS AMENDED, AND RULE 24B-2 PROMULGATED THEREUNDER. OMITTED INFORMATION HAS BEEN REPLACED WITH ASTERISKS. 

Supplemental Agreement No. 4 

to 
 Purchase Agreement
No. 03776 
 between 
 The
Boeing Company 
 and 
 United
Airlines, Inc. 
 Relating to Boeing Model 737-9 Aircraft 

THIS SUPPLEMENTAL AGREEMENT, entered into as of June 12, 2015, by and between THE BOEING COMPANY (Boeing) and UNITED AIRLINES,
INC. (a Delaware corporation formerly known as Continental Airlines, Inc. and successor by merger to United Air Lines, Inc.) (Customer); 

WHEREAS, the parties hereto entered into Purchase Agreement No. 03776 dated July 12, 2012, as amended and supplemented (Purchase
Agreement), relating to the purchase and sale of Boeing model 737-9 aircraft (Aircraft). This Supplemental Agreement is an amendment to the Purchase Agreement; 

WHEREAS, Boeing and Customer agree to *** the following *** firm model 737-9 Aircraft and *** them with *** new model 737-9 *** Aircraft in
the same delivery months: 
  

			
	 Aircraft Delivery Month
	  	 MSN

	 ***
	  	***

 WHEREAS, Boeing and Customer agree to apply *** firm model 737-9 Aircraft *** under this Supplemental
Agreement No. 4 *** for the *** new model 737-9 *** Aircraft added under this Supplemental Agreement No. 4 and *** Customer’s *** for 737 aircraft. 

  

					
	 UAL-PA-03776
	 	SA-3	 	Page 1
	BOEING / UNITED AIRLINES, INC. PROPRIETARY

 Supplemental Agreement No. 3 to 

Purchase Agreement No. 03776 
 NOW THEREFORE, in
consideration of the mutual covenants herein contained, the parties agree to amend the Purchase Agreement as follows: 
 1. Table of Contents and
Articles. 
 The “Table of Contents” is deleted in its entirety and replaced with the attached “Table of Contents”
(identified by “SA-4”). 
 2. Tables. 

“Table 1”, 737-9 Aircraft Delivery, Description, Price and Advance Payments, is deleted in its entirety and replaced with the
attached “Table 1”, 737-9 Aircraft Delivery, Description, Price and Advance Payments, (identified by “SA-4”). 
 3. Letter
Agreements. 
 “Attachment A to UCH-PA-03776-LA-1207644” is deleted in its entirety and replaced with the attached
“Attachment A to UCH-PA-03776-LA-1207644” (identified by “SA-4”). 
 The Purchase Agreement will be deemed to be supplemented to the
extent herein provided as of the date hereof and as so supplemented will continue in full force and effect. 
 EXECUTED IN DUPLICATE as of the day and year
first written above. 
  

			
	THE BOEING COMPANY		UNITED AIRLINES, INC.
		
	 /s/ Patrick McKelvey
		 /s/ Gerald Laderman

	Signature		Signature
		
	 Attorney-in-Fact
		 Senior Vice President – Finance, Procurement and Treasurer

	Title		Title

  

					
	 UAL-PA-03776
		SA-4		Page 2
	BOEING / UNITED AIRLINES, INC. PROPRIETARY

 TABLE OF CONTENTS 

 

					
	 	  	SA
NUMBER
	 ARTICLES

	Article 1.	    	Quantity, Model and Description	  	
	Article 2.	    	Delivery Schedule	  	
	Article 3.	    	Price	  	
	Article 4.	    	Payment	  	
	Article 5.	    	Additional Terms	  	
			
	 TABLE
	    		  	
	1.	    	Aircraft Information Table – 737-9	  	SA-4
			
	 EXHIBITS
	    		  	
	A.	    	Aircraft Configuration	  	
	B.	    	Aircraft Delivery Requirements and Responsibilities	  	
			
	 SUPPLEMENTAL EXHIBITS
	    		  	
	AE1.	    	Escalation Adjustment/Airframe and Optional Features	  	
	BFE1.	    	BFE Variables	  	
	CS1.	    	Customer Support Variables	  	
	EE1.	    	Engine Warranty ***	  	
	SLP1.	    	Service Life Policy Components	  	
			
	 LETTER AGREEMENTS
	    		  	
	UCH-PA-03776-LA-1207637	    	*** Matters	  	
	UCH-PA-03776-LA-1207638	    	***	  	
	UCH-PA-03776-LA-1207640	    	Demonstration Flight Waiver	  	
	UCH-PA-03776-LA-1207643	    	Open Matters	  	
	UCH-PA-03776-LA-1207644	    	Option Aircraft	  	SA-4
	UCH-PA-03776-LA-1207646	    	Promotional Support	  	
	UCH-PA-03776-LA-1207647	    	Seller Purchased Equipment	  	
	UCH-PA-03776-LA-1207649	    	Spare Parts Initial Provisioning	  	
	UCH-PA-03776-LA-1207650	    	Special Matters	  	
	UCH-PA-03776-LA-1208055	    	***	  	
	UCH-PA-03776-LA-1208122	    	***	  	
	UCH-PA-03776-LA-1208123	    	*** Matters	  	
	UCH-PA-03776-LA-1208157	    	***	  	

  

					
	 UCH-PA-03776
	 	TABLE OF CONTENTS	 	SA-4, Page 1 of 2
	BOEING/UNITED AIRLINES, INC. PROPRIETARY

 TABLE OF CONTENTS, CONTINUED 

 

					
	 	  	 SA

NUMBER

	 LETTER AGREEMENTS, continued

	UCH-PA-03776-LA-1208234	    	Privileged and Confidential Matters	  	
	UCH-PA-03776-LA-1208596	    	AGTA Matters	  	
	UCH-PA-03776-LA-1208238	    	Assignment Matters	  	
	UCH-PA-03776-LA-1208869	    	Delivery *** Matters	  	
	UAL-PA-03784-LA-1207869	    	737 Production Adjustments	  	

  

					
	 	  	DATED AS OF	 
	 SUPPLEMENTAL AGREEMENTS
	  			
	 Supplemental Agreement No. 1
	  	 	June 17, 2013	  
		
	 Supplemental Agreement No. 2
	  	 	January 14, 2015	  
		
	 Supplemental Agreement No. 3
	  	 	May 26, 2015	  
		
	 Supplemental Agreement No. 43
	  	 	June 12, 2015	  

  

					
	 UCH-PA-03776
	 	TABLE OF CONTENTS	 	SA-4, Page 2 of 2
	BOEING/UNITED AIRLINES, INC. PROPRIETARY

 Table 1 To 

Purchase Agreement No. 03776 

737-9 Aircraft Delivery, Description, Price and Advance Payments 

 

															
	Airframe Model/MTOW:	 	737-9	 	*** pounds	 		 	Detail Specification:	  		  	***	  	
	Engine Model/Thrust:	 	CFM-LEAP-1B***	 	*** pounds	 		 	Airframe Price Base Year/Escalation Formula:	  	***	  		  	***
	Airframe Price:	 		 	$***	 		 	Engine Price Base Year/Escalation Formula:	  	***	  		  	***
	Optional Features:	 		 	$***	 		 		  		  		  	
		 		 	  
	 		 		  		  		  	
	Sub-Total of Airframe and Features:		$***				Airframe Escalation Data:						
	Engine Price (Per Aircraft):		$***				Base Year Index (ECI):		***				
	Aircraft Basic Price (Excluding BFE/SPE):		$***				Base Year Index (CPI):		***				
		 		 	  
	 		 		  		  		  	
	Buyer Furnished Equipment (BFE) Estimate:		$***										
	Seller Purchased Equipment (SPE) Estimate:		$***										
								
	Deposit per Aircraft:				$***										

  

																			
	 Delivery
Date
	  	 Number of

Aircraft
	  	 Escalation

Factor

(Airframe)
	  	 Serial

Number
	  	 Actual or Nominal

Delivery Month*
	  	 Escalation Estimate

Adv Payment Base

Price Per A/P
	  	
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

	  	  	  	  	  	  	 ***

***
	  	 ***

***
	  	 ***

***
	  	 ***

***

	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***

  

					
	 UCH-PA-03776 64721-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Table 1 per SA-4, Page 1

 Table 1 To 

Purchase Agreement No. 03776 

737-9 Aircraft Delivery, Description, Price and Advance Payments 

 
  

																			
	 	  	 	  	Escalation	  	 	  	 	  	Escalation Estimate	  	
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

	Delivery	  	Number of	  	Factor	  	Serial	  	Actual or Nominal	  	Adv Payment Base	  	***	  	***	  	***	  	***
	 Date
	  	 Aircraft
	  	 (Airframe)
	  	 Number
	  	 Delivery Month*
	  	 Price Per A/P
	  	 ***
	  	 ***
	  	 ***
	  	 ***

	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***

  

					
	 UCH-PA-03776 64721-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Table 1 per SA-4, Page 2

 Table 1 To 

Purchase Agreement No. 03776 

737-9 Aircraft Delivery, Description, Price and Advance Payments 

 

																			
	 	  	 	  	Escalation	  	 	  	 	  	Escalation Estimate	  	
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

	Delivery	  	Number of	  	Factor	  	Serial	  	Actual or Nominal	  	Adv Payment Base	  	***	  	***	  	***	  	***
	 Date
	  	 Aircraft
	  	 (Airframe)
	  	 Number
	  	 Delivery Month*
	  	 Price Per A/P
	  	 ***
	  	 ***
	  	 ***
	  	 ***

	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***

  

					
	 UCH-PA-03776 64721-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Table 1 per SA-4, Page 3

 Table 1 To 

Purchase Agreement No. 03776 

737-9 Aircraft Delivery, Description, Price and Advance Payments 

 
  

																			
	 	  	 	  	Escalation	  	 	  	 	  	Escalation Estimate	  	
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

	Delivery	  	Number of	  	Factor	  	Serial	  	Actual or Nominal	  	Adv Payment Base	  	***	  	***	  	***	  	***
	 Date
	  	 Aircraft
	  	 (Airframe)
	  	 Number
	  	 Delivery Month*
	  	 Price Per A/P
	  	 ***
	  	 ***
	  	 ***
	  	 ***

	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***

  

					
	 UCH-PA-03776 64721-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Table 1 per SA-4, Page 4

 Table 1 To 

Purchase Agreement No. 03776 

737-9 Aircraft Delivery, Description, Price and Advance Payments 

 
  

																			
	 	  	 	  	Escalation	  	 	  	 	  	Escalation Estimate	  	
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

	Delivery	  	Number of	  	Factor	  	Serial	  	Actual or Nominal	  	Adv Payment Base	  	***	  	***	  	***	  	***
	 Date
	  	 Aircraft
	  	 (Airframe)
	  	 Number
	  	 Delivery Month*
	  	 Price Per A/P
	  	 ***
	  	 ***
	  	 ***
	  	 ***

	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 Total:
	  	101	  		  		  		  		  		  		  		  	

 * Nominal delivery month, *** pursuant to Letter Agreement number UCH-PA-03776-LA-1207643. 

Note: The estimated Advance Payment Base Prices have been calculated using a *** and ***, as follows: 

 

					
	 ***
	 	$	*	** 
	 ***
	 	$	*	** 
	 ***
	 	$	*	** 
	 ***
	 	$	*	** 

  

					
	 UCH-PA-03776 64721-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	Table 1 per SA-4, Page 5

 Attachment A to Letter Agreement No. UCH-PA-03776-LA-1207644 

737-9 Option Aircraft Delivery, Description, Price and Advance Payments 

 

															
	Airframe Model/MTOW:	  	737-9	  	*** pounds	  		 	Detail Specification:	  		  	***	  	
	Engine Model/Thrust:	  	CFM-LEAP-1B	  	*** pounds	  		 	 Airframe Price Base Year/Escalation Formula:
	  	***	  		  	***
	Airframe Price:	  		  	$***	  		 	 Engine Price Base Year/Escalation Formula:
	  	***	  		  	***
	Optional Features:	  		  	$***	  		 		  		  		  	
		  		  	  
	  		 		  		  		  	
	Sub-Total of Airframe and Features:		$***				Airframe Escalation Data:						
	Engine Price (Per Aircraft):				$***				Base Year Index (ECI):				***		
	Aircraft Basic Price (Excluding BFE/SPE):		$***				Base Year Index (CPI):				***		
		  		  	  
	  		 		  		  		  	
	Buyer Furnished Equipment (BFE) Estimate:		$***										
	Seller Purchased Equipment (SPE) Estimate:		$***										
							
	Deposit per Aircraft:		$***										

  

																	
	 	  	 	  	Escalation	  	 	 	Escalation Estimate	  	
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

	Delivery	  	Number of	  	Factor	  	Actual or Nominal	 	Adv Payment Base	  	***	  	***	  	***	  	***
	 Date
	  	 Aircraft
	  	 (Airframe)
	  	 Delivery Month*
	 	 Price Per A/P
	  	 ***
	  	 ***
	  	 ***
	  	 ***

	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	 	$***	  	$***	  	$***	  	$***	  	$***

  

					
	 UCH-PA-03776 59499-1F.TXT
	 	Boeing / United Airlines, Inc. Proprietary	 	 SA-4

Page 1

 Attachment A to Letter Agreement No. UCH-PA-03776-LA-1207644 

737-9 Option Aircraft Delivery, Description, Price and Advance Payments 

 

																	
	 Delivery

Date
	  	 Number of

Aircraft
	  	Escalation
Factor
(Airframe)	  	
Actual or Nominal
Delivery Month*
	  	Escalation Estimate
Adv Payment Base
Price Per A/P	  	Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):
	  	  	  	  	  	***
***	  	***
***	  	***
***	  	***
***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***

  

					
	 UCH-PA-03776 59499-1F.TXT
	 		 	 SA-4

Page 2

	Boeing / United Airlines, Inc. Proprietary

 Attachment A to Letter Agreement No. UCH-PA-03776-LA-1207644 

737-9 Option Aircraft Delivery, Description, Price and Advance Payments 

 

																	
	 Delivery

Date
	  	 Number of

Aircraft
	  	Escalation
Factor
(Airframe)	  	Actual or Nominal
Delivery Month*	  	Escalation Estimate
Adv Payment Base
Price Per A/P	  	Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):
	  	  	  	  	  	***
***	  	***
***	  	***
***	  	***
***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 ***
	  	***	  	***	  	***	  	$***	  	$***	  	$***	  	$***	  	$***
	 Total:
	  	***	  		  		  		  		  		  		  	

  

	*	Nominal delivery months are *** pursuant to Letter Agreement number UCH-PA-03776-LA-1207644. 

 Note: The
estimated Advance Payment Base Prices have been calculated using a *** and ***, as follows: 
  

					
	 ***
	 	$	*	** 
	 ***
	 	$	*	** 
	 ***
	 	$	*	** 
	 ***
	 	$	*	** 

  

					
	 UCH-PA-03776 59499-1F.TXT
	 		 	 SA-4

Page 3

	Boeing / United Airlines, Inc. Proprietary

Source: [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00247-of-00352.parquet"}, [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00247-of-00352.parquet"}]]