**Exhibit4.71**

**Execution Version**

**Notice ofAssignment in relation to PetroSA**
| To:    |   | PetroSA                                                                      |
|--------|--------|------------------------------------------------------------------------------|
|   |   | 151 Frans Conradie Drive                                                     |
|   |   | Parow 7500                                                                   |
|   |   | Republic of South Africa,                                                    |
|   |   |                                                                         |
|   |   | together with its permitted assignees under the  Contract (as defined below) |

 

**The vessel m.v. “GLAS DOWR”registered in The Netherlands Antilles at the port of Willemstad, Curaçao withregistration number 1996-C-1514, which has been converted into a floatingproduction, storage and offloading unit**

We refer to:

(a)                        the agreement(as amended from time to time prior to the date hereof or, with the consent ofthe Assignee (as defined below), after the date hereof) for the provision andoperation of floating production, storage and offloading facilities Sable FieldDevelopment dated 12 June 2001 and made between you, PetroSA (formerly known asSoekor E and P (Pty) Ltd), and us, Bluewater (UK) Limited, (the “**Assignor**”), and every deed, document, agreement instrumentcontract or other arrangement relating thereto (collectively referred to hereinas the “**Contract**”); and

(b)                       the noticeof assignment dated 28 January, 2002, issued to you by the Assignor (the “**Notice**”).

We hereby give younotice:

### 1                                that,by a Deed of Release, Discharge, Reassignment and Termination dated 29 June2006, the Assignee (as defined in the Notice) reassigned the rights, title,interest and benefit assigned to the Assignee and described in the Notice;

### 2                                that,by a general assignment (the “**Assignment**”)dated 29 June 2006 made between (inter alios) us and ING Bank N.V. (in itscapacity as security trustee) (the “**Assignee**”),we have assigned to the Assignee all of our rights, title, interest, andbenefit (present and future, actual and contingent) in, to, under and pursuantto (inter alia) the Contract including (but without prejudice to the generalityof the foregoing) our rights to receive monies and make claims for damagesunder and pursuant to the Contract;

### 3                                that,unless and until you receive notification from the Assignee or ING Bank N.V. ascontemplated by paragraph 5 below, you are irrevocably authorised andinstructed to pay those amounts payable to us under and pursuant to theContract which are identified below to such account as we may from time to timedirect (and all defined terms used below and all references below to parts,sections and tables are to the relevant defined terms used in and parts,sections and tables of the Contract):

(a)                        Payments relating to design, procurement,fabrication/conversion and testing (part B, sections 2.2 and 2.3 and part Dsection 2.1)

(b)                       Payments related tomobilisation/transit/installation (part B section 3.1 and 4.1)

(c)                        Payments related to transit to subsequentlocations: Operating Transit rate and Shuttle tanker Transit rate (part Bsections 3.3 and 3.4)

(d)                       Payments during Operations: Operating Rate andShuttle Tanker Rate (part B, sections 5.2 and 5.3)

(e)                        Payments related toDecommissioning/Demobilisation (part B, section 6.1, 6.2, 6.3 and 7 and part Ftable 1 and 2 where it refers to Shuttle Tanker, Subsea Equipment, Lay up 

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costs,Decommissioning, Demobilisation and Disconnection FPSO and Mooring Recovery)

(f)                          Payments related to Lay up: Operating Lay up rateand Shuttle Tanker Lay up rate (part B, section 9)

(g)                       Sundry Items/Reimbursable Ancillaries (part B, sections10 and 11)

(h)                       Payments related to Force Majeure: Operating Rateand Shuttle Tanker Rate (part A, section 12)

(i)                           Payments related to Legislative Changes (part A,section 16)

(j)                           Payments related to additional facilities (partC, section 1.1, 1.2, 1.3)

(k)                        Payments for Import Wharfage charges (part C,section 1.4 and part 2 section 2.3.2)

(l)                           Payments related to extra work (part E)

(m)                     Without double-counting, any other revenue orcapital item (or part thereof) comprising an operating cost or expense of theAssignor which has no notional or actual element of debt principal or interestin its composition or otherwise attributable to it;

### 4                                thatyou are irrevocably authorised and instructed to pay all other amounts payableto us under and pursuant to the Contract to account name “BUK Assigned Account* *”, account number 02.00.29.020,with ING Bank N.V.,**acting throughits Amsterdam head office, or, with effect from the receipt by you of writteninstructions from ING Bank N.V., acting for these purposes as agent of theAssignee, to such effect, to such other account as ING Bank N.V. (in suchcapacity) may from time to time direct;

### 5                                thatat all times after you have received written notice from the Assignee or INGBank N.V., acting for these purposes as the agent of the Assignee, that theAssignment has become enforceable, you are irrevocably authorised andinstructed to pay all amounts referred to in paragraph 3 above to account name “BUKAssigned Account* *”, account number 02.00.29.020, with ING Bank N.V., actingthrough its Amsterdam head office, or, with effect from the receipt by you ofwritten instructions from ING Bank N.V., acting for these purposes as agent ofthe Assignee, to such effect, to such other account as ING Bank N.V. (in suchcapacity) may from time to time direct; and

### 6                                thateach amount paid by you in accordance with paragraph 3, 4 or 5 above shalldischarge, by a corresponding amount, your payment obligations under theContract.

Please acknowledgereceipt of this notice by signing the acknowledgement endorsed on the enclosedduplicate of this notice and returning that duplicate direct to the Assignee atthe address shown, with a copy to us.

For and on behalfof**Bluewater (UK) Limited**by its duly authorised attorney-in-fact
|                    |   | /s/ [ILLEGIBLE] |   |   |
|--------------------|--------|-----------------|--------|--------|
|               |
| Dated 29 June 2006 |

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| To:    |   | ING Bank N.V.          |
|--------|--------|------------------------|
|   |   |                   |
| Copy:  |   | Bluewater (UK) Limited |

 

We acknowledge receipt ofthe notice set out above and consent to the assignment referred to therein.

For and on behalfof**PetroSA**by its duly authorised officer
|                 |   | /s/ [ILLEGIBLE] |   |   |
|-----------------|--------|-----------------|--------|--------|
|            |   |            |   |   |
| Dated 20.7.2006 |

 

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