June 9, 2009 SandRidge Capital L.P. 1300 Post Oak Blvd., Suite 325 Houston, Texas 77056 Attention: Mr. Andrew M. Rowe Re: Management Agreement Renewal Dear Mr. Rowe:

Exhibit 10.11(a)

June 9, 2009

XxxxXxxxx Capital L.P.
0000 Xxxx Xxx Xxxx., Xxxxx 000
Xxxxxxx, Xxxxx 00000

Attention: Xx. Xxxxxx X. Xxxx

     Re: Management Agreement Renewal

Dear Xx. Xxxx:

We are writing with respect to your management agreement concerning the commodity pool to which reference is made below (the “Management Agreement”). We are extending the term of the Management Agreement through June 30, 2010 and all other provisions of the Management Agreement will remain unchanged.

	•		Xxxxx Xxxxxx Diversified Futures Fund L.P.
	•		Xxxxx Xxxxxx Diversified Futures Fund X.X. XX
	•		SB Bristol Energy Fund LP
	•		CMF XxxxXxxxx Master Fund L.P.
	•		Xxxxxx Xxxxx
	•		CMF XxxxXxxxx Feeder (Cayman) Ltd.
	•		UDC International
	•		Citigroup Energy Advisors Portfolio L.P.
	•		Citigroup Diversified 2000 Futures Fund L.P.
	•		Citigroup Diversified Futures Fund L.P.

Please acknowledge receipt of this modification by signing one copy of this letter and returning it to the attention of Xx. Xxxxxxxx Xxxxx at the address above or fax to 000-000-0000. If you have any questions I can be reached at 000-000-0000.

Very truly yours,

CITIGROUP MANAGED FUTURES LLC

By:		/s/ Xxxxxxxx Xxxxx
		Xxxxxxxx Xxxxx
		Chief Financial Officer & Director
XXXXXXXXX CAPITAL, L.P.
By:		/s/ Xxxxxx X. Xxxx
Print Name: Xxxxxx X. Xxxx

XX/sr