Document:

EX-10.57

 Exhibit 10.57 
 THIRD AMENDMENT TO COAL 
 MINING LEASE AND SUBLEASE AGREEMENT

 THIS THIRD AMENDMENT (“Third Amendment”) TO COAL MINING LEASE AND SUBLEASE AGREEMENT is made
and dated on March 20, 2013 but effective as of March 1, 2013 (“Effective Date”) by and between COLT LLC (“Colt” or “Lessor”), a West Virginia limited liability company; and WILLIAMSON ENERGY,
LLC (“Lessee”), a Delaware limited liability company, each a “Party” and collectively the “Parties.” 
 WITNESSETH: 
 WHEREAS, the Parties entered into that certain
Coal Mining Lease and Sublease dated August 12, 2010 which has been amended by that First Amendment to Coal Mining Lease and Sublease dated June 30, 2011 (“First Amendment”), and with such Coal Mining Lease and Sublease as
amended by the First Amendment being referred to as the “Lease” wherein and whereby certain coal reserves were leased by Lessor to Lessee and which contained the terms and conditions under which such coal reserves are to be mined; and

 WHEREAS, the Parties are willing and have agreed to amend the Lease in accordance with the terms, conditions, and
provisions of this Third 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 Third Amendment, the Parties, intending to be legally bound hereby, covenant and agree as
follows: 
 1. Lessor and Lessee hereby agree to add to the “Premises” (as defined in the Lease), for the purpose of
mining and removing by underground mining methods the Economically Mineable and Merchantable Coal (as defined in the Lease) which can be mined by such methods from the Herrin No. 6 Seam of coal, the following coal in and under the following
“Additional Premises” (as hereafter defined): all the coal in the Herrin No. 6 Seam of coal (“coal”) contained in and underlying Parcel 1, as hereafter designated and described, located in parts of Sections 11 and 12,
Township 7 South, Range 3 East, of the Third Principal Meridian, in Franklin County, Illinois, as follows: 

 PARCEL 1 
 LOCATED IN THE EAST ONE HALF OF SECTION 11, TOWNSHIP 7 SOUTH RANGE 3 EAST OF THE THIRD PRINCIPAL MERIDIAN, FRANKLIN COUNTY ILLINOIS, SAID PROPERTY BEING MORE PARTICULARLY DESCRIBED AS FOLLOWS: 

COMMENCING FROM THE NORTHEAST CORNER OF SAID SECTION 11, THENCE S 00°00’00” E A DISTANCE OF 618.23’ TO THE POINT OF BEGINNING;

 THENCE S 00°13’15” E A DISTANCE OF 3091.44’; 
 THENCE N 89°39’59” W A DISTANCE OF 1864.37’; 
 THENCE N 00°17’36”
E A DISTANCE OF 3090.00’; 
 THENCE S 89°42’24” E A DISTANCE OF 1836.62’ TO THE POINT OF BEGINNING; 

CONTAINING 131.25 ACRES MORE OR LESS. 
 AND

 LOCATED IN SECTION 12, TOWNSHIP 7 SOUTH RANGE 3 EAST OF THE THIRD PRINCIPAL MERIDIAN, FRANKLIN COUNTY ILLINOIS, SAID PROPERTY BEING MORE
PARTICULARLY DESCRIBED AS FOLLOWS: 
 COMMENCING FROM THE NORTHWEST CORNER OF SAID SECTION 12, THENCE S 00°00’00” E A DISTANCE OF
618.23’ TO THE POINT OF BEGINNING; 
 THENCE S 89°42’24” E A DISTANCE OF 2229.59’; 

THENCE S 00°17’36” W A DISTANCE OF 1385.00’; 
 THENCE S 89°42’24” E A DISTANCE OF 3139.43’; 
 THENCE S 00°0 J
‘00” W A DISTANCE OF 1705.02’; 
 THENCE N 89°43’15” W A DISTANCE OF 5349.50’; 

THENCE N 00°13’15” W A DISTANCE OF 3091.44’ TO THE POINT OF BEGINNING; 
 CONTAINING 280.25 ACRES MORE OR LESS. 
 The above-described Parcel 1, which is
defined as the “Additional Premises”, is generally shown and depicted as the area outlined with a heavy black line, with “Parcel 1” and “Released Property” printed within such area, on the plat labeled “Exhibit B
– Released Property” and bearing “Date: 2/26/2013”, which is attached hereto and made a part hereof. 

  
 2 

 From and after the Effective Date, the Herrin No. 6 Seam of coal in and under the
Additional Premises shall be part of the Premises and shall be treated and considered to be part of the Premises for all purposes in and under the Lease. 
 2. In connection with this Third Amendment and all transactions contemplated by this Third Amendment, 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 Third Amendment and all such transactions. 

3. This Third 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. 
 4. This Third 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 Third Amendment by signing any such counterpart(s). 

5. Except as expressly modified and amended in this Third 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 Third Amendment as of the date first
written above but to be effective as of the Effective Date. 
  

			
	COLT LLC
		
	By:	 	 /s/ Donald R. Holcomb

		
	Name:	 	Donald R. Holcomb
		
	Its:	 	Authorized Person
	
	WILLIAMSON ENERGY, LLC
		
	By:	 	 /s/ Michael J. Beyer

		
	Name:	 	Michael J. Beyer
		
	Its:	 	Authorized Person

  
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 STATE OF FLORIDA, 
 COUNTY OF PALM BEACH, TO-WIT: 
 The foregoing instrument was
acknowledged, subscribed and sworn to before me this 20th
day of March, 2013, by Donald R. Holcomb, as the Authorized Person of COLT LLC, a West Virginia limited liability company, on behalf of COLT LLC. 
 My commission expires: 08/06/16. 
  

	
	 /s/ Samantha Lea Wright

	Notary Public

 [SEAL] 

STATE OF MISSOURI, 
 COUNTY OF ST. CHARLES,
TO-WIT: 
 The foregoing instrument was acknowledged, subscribed and sworn to before me this 21 day of March, 2013, by Michael
J. Beyer, as the Authorized Person of WILLIAMSON ENERGY, LLC, a Delaware limited liability company, on behalf of WILLIAMSON ENERGY, LLC. 
 My commission expires: 11-06-15. 
  

	
	 /s/ Jennifer Kroen

	 Notary Public

 [SEAL] 

  
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 EXHIBIT A 

[Exhibit never prepared] 

  
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 6EX-10.58

 Exhibit 10.58 
 PARTIAL RELEASE OF PREMISES 
 FROM COAL MINING LEASE AND SUBLEASE

 THIS PARTIAL RELEASE OF PREMISES FROM COAL MINING LEASE AND SUBLEASE (“Partial Release”) is dated
March 20, 2013 but is effective as of March 1, 2013 and is by and between COLT LLC (“Colt”), a West Virginia 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, Colt, as “COLT” (but being the Lessor), and Releasor, as “Lessee,” entered into that certain
“Coal Mining Lease and Sublease” dated August 12, 2010 (as amended, the “Lease”) wherein Colt granted to Releasor the right to mine and remove coal by underground mining methods the Economically Mineable and Merchantable
Coal (as defined in the Lease) which can be mined by such methods from the No. 6 Seam of Coal as may exist in those certain lands of Colt in Williamson and Franklin Counties, Illinois, described and set forth in the Lease (and in the various
Exhibits attached to the Lease), and collectively referred to in the Lease as the “Premises”; and 
 WHEREAS,
Releasor is willing to release a specific part or portion of the Premises from the Lease and from the operation and effect thereof, and Colt agrees that Releasor can so release such specific part or portion of the Premises from the Lease and from
the operation and effect thereof, and Colt 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: 

Colt and Releasor hereby agree that a specific part or portion of the 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 Premises therein. 

 The “Released Area” is or consists of all the Herrin No. 6 Seam of coal
contained in and underlying Parcel 1, as hereafter designated and described, located in parts of Sections 14, 15 and 16, Township 8 South, Range 4 East, of the Third Principal Meridian, in Williamson County, Illinois, as follows: 

PARCEL 1 

LOCATED IN THE SOUTH ONE HALF OF SECTION 14, THE SOUTH 
 ONE HALF OF SECTION 15, AND THE EAST ONE HALF OF THE 
 SOUTH EAST OF SECTION 16,
TOWNSHIP. 8 SOUTH RANGE 4 
 EAST OF THE THIRD PRINCIPAL MERIDIAN, WILLIAMSON 

COUNTY ILLINOIS, SAID PROPERTY BEING MORE 
 PARTICULARLY DESCRIBED AS FOLLOWS: 
 COMMENCING FROM THE SOUTHEAST CORNER OF SAID

 SECTION 14, THENCE N 00°11’21” E A DISTANCE OF 654.34’; 

THENCE N 90°00’00” W A DISTANCE OF 195.15’ TO THE POINT OF 

BEGINNING; 

THENCE N 89°59’56” W A DISTANCE OF 10991.48’; 
 THENCE N 00°00’00” W A DISTANCE OF 2028.00’; 
 THENCE N
89°59’16” E A DISTANCE OF 1721.65’; 
 THENCE S 00°01’20” W A DISTANCE OF 192.44’;

 THENCE S 89°59’33” E A DISTANCE OF 9269.90’; 

THENCE S 00°00’00” E A DISTANCE OF 1834.92’ TO THE POINT OF 

BEGINNING; 

CONTAINING 470.78 ACRES MORE OR LESS. 
 The above-described Parcel 1, comprising the Released Area, is generally shown and depicted as the area outlined with a heavy black line, with “Parcel 1” and “Released Property”
printed within such area, on the plat labeled “Exhibit A – Released Property” and bearing “Date: 2/26/2013”, which is attached hereto and made a part hereof. 

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

  
 2 

 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 but to be effective as of March 1, 2013. 
  

			
	COLT LLC
		
	By	 	 /s/ Donald R. Holcomb

		
	Name	 	Donald R. Holcomb
	
	Its Authorized Person
	
	WILLIAMSON ENERGY, LLC
		
	By	 	 /s/ Michael J. Beyer

		
	Name	 	Michael J. Beyer
	
	Its Authorized Person

  
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 STATE OF FLORIDA, 
 COUNTY OF PALM BEACH, TO-WIT: 
 The foregoing instrument was
acknowledged, subscribed and sworn to before me this 20th
day of March, 2013, by Donald R. Holcomb, as the Authorized Person of COLT LLC, a West Virginia limited liability company, on behalf of COLT LLC. 
 My commission expires: 08/06/16. 
  

	
	 /s/ Samantha Lea Wright

	Notary Public

 [SEAL] 

STATE OF MISSOURI, 
 COUNTY OF ST. CHARLES,
TO-WIT: 
 The foregoing instrument was acknowledged, subscribed and sworn to before me this 21st day of March, 2013, by Michael J. Beyer, as the Authorized Person of
WILLIAMSON ENERGY, LLC, a Delaware limited liability company, on behalf of WILLIAMSON ENERGY, LLC. 
 My commission expires:
11-06-15. 
  

	
	 /s/ Jennifer Kroen

	Notary Public

 [SEAL] 

  
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