Document:

EX-10.45

 Exhibit 10.45 
 THIS FOURTH AMENDMENT (“Fourth Amendment”) TO AMENDED AND RESTATED COAL MINING LEASE AGREEMENT is made and dated on June 30, 2011, but effective April 1, 2011
(“Effective Date”), and is by and between WPP LLC (“Lessor”), a Delaware limited liability company; and WILLIAMSON ENERGY, LLC (“Lessee”), a Delaware limited liability company, each a “Party” and
collectively the “Parties.” 
 W I T N E S S E T H 

WHEREAS, Lessor and Lessee entered into that certain “Amended and Restated Coal Mining Lease Agreement” dated as of
August 14, 2006 which has been amended by (i) the First Amendment to the Amended and Restated Coal Mining Lease Agreement dated as of May 19, 2008 (“First Amendment”); (ii) the Amendment to Amended and Restated Coal
Mining Lease Agreement made and dated on December 18, 2009 (“Second Amendment”); and (iii) the Third Amendment to Amended and Restated Coal Mining Lease Agreement made and dated as of August 12, 2010 (“Third
Amendment”), and with such Amended and Restated Coal Mining Lease Agreement, as amended by the First Amendment, the Second Amendment, and the Third Amendment being the “Lease,” wherein and whereby Lessor granted to Lessee certain coal
in and under certain lands in Williamson and Franklin Counties, Illinois for the purpose of mining (by any deep or underground mining method including without limitation continuous miner(s) and longwall mining), processing and transporting such
coal; and 
 WHEREAS, the Parties are willing and have agreed to amend the Lease in accordance with the terms,
conditions, and provisions of this Fourth Amendment. 
 NOW, THEREFORE, in consideration of the premises which are not
mere recitals but are an integral part hereof and for other good and valuable consideration including without limitation the continuation of the Lease as amended by this Fourth Amendment, the Parties, intending to be legally bound hereby, covenant
and agree as follows: 
 1. Lessor and Lessee hereby agree to add to the “Leased Premises” (as defined in the Lease)
for the purpose of mining (by any deep or underground mining method including without limitation continuous miner(s) and longwall mining), processing and transporting, the following coal (as hereafter defined) in and under the Additional

 
Property (as hereafter defined): all the Springfield No. 5 and Herrin No. 6 Seams of coal contained in and underlying Parcels 1, 2, 3, and 4, as hereafter designated and described,
located in parts of Sections 9, 10, 15 and 16, Township 8 South, Range 4 East, of the Third P.M., in Williamson County, Illinois, as follows: 
 Parcel 1: A part of the Southeast Quarter of said Section 9, being a part of Tax Parcel # 04-09-700-007, commencing at the southeast corner of said Section 9 and being the Point of
Beginning; thence North 88 degrees 57 minutes 32 seconds West along and with the south line of said Section 9, a distance of 700.58 feet, more or less; thence North 0 degrees 18 minutes 28 seconds East, a distance of 542.52 feet, more or less;
thence South 89 degrees 58 minutes 46 seconds East, a distance of 700.14 feet, more or less, to the east line of the Southeast Quarter of said Section 9; thence South 0 degrees 16 minutes 02 seconds West, a distance of 555 feet, more or less,
to the Point of Beginning, containing 8.82 acres, more or less. 
 Parcel 2: A part of the Southwest Quarter of said
Section 10, being a part of Tax Parcel # 04-10-700-004, commencing at the southwest corner of said Section 10 and being the Point of Beginning; thence North 0 degrees 16 minutes 02 seconds East along and with the west line of said
Section 10, a distance of 553 feet, more or less; thence North 89 degrees 58 minutes 00 seconds East, a distance of 1,111.91 feet, more or less; thence South 0 degrees 2 minutes 18 seconds East, a distance of 561.77 feet, more or less, to the
south line of the Southwest Quarter of said Section 10; thence North 89 degrees 34 minutes 57 seconds West, a distance of 1,114.90 feet, more or less, to the Point of Beginning, containing 14.25 acres, more or less. 

Parcel 3: A part of the Northwest Quarter of said Section 15, being a part of Tax Parcel # 04-15-700-001, commencing at the
northwest corner of said Section 15 and being the Point of Beginning; thence South 89 degrees 34 minutes 57 seconds East along and with the north line of said Section 15, a distance of 1,114.90 feet, more or less; thence South 0 degrees 02
minutes 18 seconds East, a distance of 2,672.75 feet, more or less; thence South 89 degrees 59 minutes 16 seconds West, a distance of 1,121.90 feet, more or less, to the west line of said Section 15; thence North 0 degrees 06 minutes 44 seconds
East, a distance of 2,681.12 feet, more or less, to the Point of Beginning, containing 68.73 acres, more or less. 
 Parcel
4: A part of the Northeast Quarter of said section 16, being a part of Tax Parcel # 04-16-700-005, commencing at the northeast corner of said Section 16 and being the Point of Beginning; thence South 0 degrees 06 minutes 44 seconds West
along and with the east line of said Section 16, a distance of 2,681.90 feet, more or less; thence South 89 degrees 59 minutes 16 seconds West, a distance of 710.19 feet, more or less; thence North 0 degrees 19 minutes 06 seconds East, a
distance of 2,694.03 feet, more or less, to the north line of the Northeast Quarter of said Section 16; thence South 88 degrees 57 minutes 32 seconds East, a distance of 700.58 feet, more or less, to the Point of Beginning, containing 43.52
acres, more or less. 

  
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 The Additional Property, being the above-described Parcel 1, Parcel 2, Parcel 3, and Parcel
4, is generally shown and depicted as the rectangular area outlined with heavy black lines (with “Parcel 1”, “Parcel 2”, “Parcel 3”, and “Parcel 4” and “LEASE ADDITION” printed within such
area) on the plat labeled “EXIBIT (sic) A - Lease Exhibit” and bearing “Date: 3/15/2011”, which is attached hereto and made a part hereof. 
 From and after the Effective Date, the coal in and under the Additional Property shall be part of the Leased Premises and shall be treated and considered to be part of the Leased Premises for all purposes
in and under the Lease. 
 2. Notwithstanding anything in Section 4 of the Lease (“Royalties”) to the contrary,
and as additional consideration for this Fourth Amendment, Lessee agrees to pay, in addition to the Tonnage Royalty specified in the Lease, an additional tonnage royalty on certain tons of coal mined and removed from the Leased Premises of $0.50 per
ton up to a maximum of 2,680,000 tons (“Additional Royalty”). The Additional Royalty shall be due on tons mined on or after the Effective Date and shall payable pursuant to the terms of payment set forth in the Lease. The Additional
Royalty may also be taken as a credit against any applicable Quarterly Deficiency Payment by the methods stated in the Lease. 

3. In connection with this Fourth Amendment and all transactions contemplated hereby, each Party agrees, and agrees to cause its
affiliates, to execute and deliver such additional documents and instruments and to perform such additional acts as may be necessary or appropriate to effectuate, carry out and perform all of the terms, provisions and conditions of this Fourth
Amendment and all such transactions. 
 4. This Fourth Amendment shall be interpreted as mutually drafted by all Parties and
shall not be construed more severely against any Party as the preparer of the document. 
 5. This Fourth Amendment may be
executed in any number of counterparts (including facsimile counterparts), all of which taken together shall constitute one and the same instrument and any Party may execute this Fourth Amendment by signing any such counterpart(s). 

6. Except as expressly modified and amended in this Fourth Amendment, all of the terms, conditions and provisions of the Lease shall
remain in full force and effect. 
 IN WITNESS WHEREOF, each Party has executed this Fourth Amendment as of the Effective Date.

  
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	WPP LLC
		
	By:	 	NRP (OPERATING) LLC its Sole Member
		
	By:	 	 /s/ Kevin J. Craig

		
	Name:	 	Kevin J. Craig
		
	Title:	 	Vice President — Business Development

  

			
	WILLIAMSON ENERGY, LLC
		
	By:	 	 /s/ Donald R. Holcomb

		
	Name:	 	 Donald R. Holcomb

		
	Title:	 	Authorized Person

  
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 STATE OF WEST VIRGINIA, 
 COUNTY OF CABELL, TO-WIT: 
 The foregoing instrument was
acknowledged, subscribed and sworn to before me this 30th
day of June, 2011, by Kevin J. Craig, the Vice President - Business Development of NRP (OPERATING) LLC, the sole member of WPP LLC, a Delaware limited liability company, on behalf of WPP LLC. 

My commission expires: November 1, 2018. 

 

	
	 /s/ Paddy Sue Gay

	Notary Public

 [SEAL] 

STATE OF WEST VIRGINIA, 
 COUNTY OF RALEIGH,
TO-WIT: 
 The foregoing instrument was acknowledged, subscribed and sworn to before me this 30th day of June, 2011, by Donald R. Holcomb, the Authorized Person of
WILLIAMSON ENERGY, LLC, a Delaware limited liability company, on behalf of WILLIAMSON ENERGY, LLC. 
 My commission expires:
January 11, 2020. 
  

	
	 /s/ Patricia A. Cantley

	Notary Public

 [SEAL] 

  
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 6EX-10.46

 Exhibit 10.46 

PARTIAL RELEASE OF LEASED PREMISES 

FROM AMENDED AND RESTATED COAL MINING LEASE AGREEMENT 

THIS PARTIAL RELEASE OF LEASED PREMISES FROM AMENDED AND RESTATED COAL MINING LEASE AGREEMENT (“Partial Release”) is dated
June 30, 2011 and effective as of April 1, 2011, and is by and between WPP LLC (“Lessor”), a Delaware limited liability company; and WILLIAMSON ENERGY, LLC (“Releasor”), a Delaware limited liability
company, each a “Party” and collectively the “Parties.” 
 W I T N E S S E T H 

WHEREAS, Lessor, as “Lessor,” and Releasor, as “Lessee,” entered into that certain “Amended and Restated Coal
Mining Lease Agreement” dated as of August 14, 2006 which has been amended by (i) the First Amendment to the Amended and Restated Coal Mining Lease Agreement dated as of May 19, 2008 (“First Amendment”); (ii) the
Amendment to Amended and Restated Coal Mining Lease Agreement made and dated on December 18, 2009 (“Second Amendment”); and (iii) the Third Amendment to Amended and Restated Coal Mining Lease Agreement made and dated as of
August 12, 2010 (“Third Amendment”), and with such Amended and Restated Coal Mining Lease Agreement, as amended by the First Amendment, the Second Amendment, and the Third Amendment being the “Lease,” wherein Lessor granted
to Releasor certain coal in and under certain lands in Williamson and Franklin Counties, Illinois (defined in the Lease as the “Leased Premises”) for the purpose of mining (by any deep or underground mining method including without
limitation continuous miner(s) and longwall mining), processing and transporting such coal; and 

 WHEREAS, Releasor is willing to release a specific part or portion of the Leased Premises
from the Lease and from the operation and effect thereof, and Lessor agrees that Releasor can so release such specific part or portion of the Leased Premises from the Lease and from the operation and effect thereof, and Lessor is willing to accept
the same from Releasor. 
 NOW, THEREFORE, in consideration of the premises which are not mere recitals but are an integral part
hereof and other good and valuable consideration, the Parties, intending to be legally bound hereby, covenant and agree as follows: 

Lessor and Releasor hereby agree that a specific part or portion of the Leased Premises in and under the Lease (hereafter referred to as the
“Released Area”) is and shall be released from the Lease, from the operation and effect thereof, and from the Leased Premises therein. The “Released Area” is all the Springfield No. 5 and Herrin No. 6 Seams of coal
contained in and underlying Parcels 1 and 2, as hereafter designated and described, located in parts of Sections 12 and 13, Township 7 South, Range 3 East, of the Third P.M., in Franklin County, Illinois, as follows: 

Parcel 1: A part of the North Half of the North Half of said Section 13, being a part of Tax Parcel #711-12-013-001, commencing at
the northeast corner of said Section 13 and being the Point of Beginning; thence North 90 degrees West, a distance of 3,766.54 feet, more or less; thence North 0 degrees West, a distance of 110.25 feet, more or less, to the north line of said
Section 13; thence East along and with the north line of said Section 13, a distance of 3,768.15 feet, more or less, to the Point of Beginning, containing 4.76 acres, more or less. 

Parcel 2: A part of the South Half of said Section 12, being a part of Tax Parcel # 71-12-012-001, commencing at the southeast
corner of said Section 12 and being the Point of Beginning; thence North 90 degrees West along the south line of said Section 12, a distance of 61 feet, more or less, to the northeast corner of said Section 13; thence West along the
south line of said Section 12, a distance of 3,768.15 feet, more or less; thence North 0 degrees West, a distance of 1,437.75 feet, more or less; thence North 90 degrees East, a distance of 3,843 feet, more or less, to the east line of said
Section 12; thence South along and with the east line of said Section 12, a distance of 1,548 feet, more or less, to the Point of Beginning, containing 131.54 acres, more or less. 

The Released Area is generally shown and depicted as the area outlined in heavy black lines (with “Parcel 2” and “Released
Property” printed within such area and with “Parcel 1” printed outside such area but with an arrow pointing to the area comprising Parcel 1) on the plat labeled “EXIBIT (sic) B – Released Property” and bearing
“Date: 3/15/2011”, which is attached hereto and made a part hereof. 

  
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 Releasor hereby specifically releases the Released Area from the Lease, from the operation and
effect thereof, and from the Leased Premises therein; and Lessor hereby specifically accepts the release of the Released Area from the Lease, from the operation and effect thereof, and from the Leased Premises therein. 

All agreements and provisions herein shall bind the respective successors and assigns of the Parties, whether so expressed or not, and shall
inure to the benefit not only of the Parties, but also the benefit of their respective successors and assigns. 
 This Partial Release shall
be governed by and construed in accordance with the domestic laws of Illinois without giving effect to any choice or conflict of law provision or rule (whether of Illinois or any other jurisdiction) that would cause the application of the laws of
any jurisdiction other than Illinois. 
 Except as specifically set forth in this Partial Release, the Lease and all its terms, conditions
and provisions remain unaffected by this Partial Release and in full force and affect. 
 IN TESTIMONY WHEREOF, the Parties have caused this
Partial Release to be executed in their respective names by their respective representatives thereunto duly authorized, all as of the date first above written. 

 

			
	WPP LLC
		
	By:	 	NRP (Operating) LLC, as its sole member
		
	By:	 	 /s/ Kevin J. Craig

		
	Name:	 	Kevin J. Craig
		
	Title:	 	Vice President – Business Development

  

  
 3 

 
			
	WILLIAMSON ENERGY, LLC
		
	By:	 	 /s/ Donald R. Holcomb

		
	Name:	 	Donald R. Holcomb
		
	Title:	 	Authorized Person

 STATE OF WEST VIRGINIA, 

COUNTY OF CABELL, TO-WIT: 
 The foregoing
instrument was acknowledged, subscribed and sworn to before me this 30TH day of JUNE, 2011, by Kevin .J. Craig, as the Vice President – Business Development of NRP (Operating) LLC, as the
sole member of WPP LLC, a Delaware limited liability company, on behalf of WPP LLC. 
 My commission expires: NOVEMBER 1, 2018. 

 

	
	 /s/ Paddy Sue Gay

	Notary Public

 [SEAL] 
 STATE OF WEST
VIRGINIA, 
 COUNTY OF RALEIGH, TO-WIT: 
 The
foregoing instrument was acknowledged, subscribed and sworn to before me this 30th day of June, 2011, by Donald R. Holcomb, as the Authorized Person of WILLIAMSON ENERGY, LLC , a Delaware limited
liability company, on behalf of WILLIAMSON ENERGY, LLC. 
 My commission expires: January 11, 2020. 

 

	
	 /s/ Patricia A. Cantley

	Notary Public

  
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 [SEAL] 

  
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 EXHIBIT A 

[Exhibit never prepared]

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