The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

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COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
ENDURO RTY TR TR UNIT 29269K100 31,820 8,600,000 SH   DFND 1 8,600,000 0 0
PATTERN ENERGY GROUP INC CL A 70338P100 96,119 5,126,362 SH   DFND 1 5,126,362 0 0
USA COMPRESSION PARTNERS LP COMUNIT LTDPAR 90290N109 125,213 7,439,869 SH   DFND 1 7,439,869 0 0
EP ENERGY CORP CL A 268785102 93,830 31,276,726 SH   DFND 1 31,276,726 0 0
ENVIVA PARTNERS LP COM UNIT 29414J107 346,440 11,905,138 SH   DFND 1 11,905,138 0 0
CENTENNIAL RESOURCE DEV INC CL A 15136A102 1,269,005 70,266,037 SH   DFND 1 70,266,037 0 0
LIBERTY OILFIELD SVCS INC COM CL A 53115L104 943,577 50,404,768 SH   DFND 1 50,404,768 0 0
ALTA MESA RES INC CL A 02133L109 584,135 85,776,000 SH   DFND 1 85,776,000 0 0
GOLDEN OCEAN GROUP LTD SHS NEW G39637205 56,289 6,477,447 SH   DFND 1 6,477,447 0 0
TALOS ENERGY INC COM 87484T108 479,594 14,926,683 SH   DFND 1 14,926,683 0 0