Contract
This agreement is entered into by and among 1212707 Alberta Ltd., Canadian Oil Sands Limited and
Canadian Oil Sands Trust. Each of the persons named above hereby agrees that the Schedule 13D to
which this agreement is attached as an exhibit, which is to be filed with the U.S. Securities and
Exchange Commission, is to be filed on behalf of each such person.
This agreement may be executed in multiple counterparts, each of which shall constitute an
original.
IN WITNESS HEREOF, each of the undersigned has executed this agreement or caused this agreement to
be executed on its behalf this 30th day of August, 2006.
| 1212707 ALBERTA LTD. |
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| By: | /s/ Xxxx X. Xxxxx | |||
| Name: | Xxxx X. Xxxxx | |||
| Title: | Treasurer and Controller | |||
| CANADIAN OIL SANDS LIMITED |
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| By: | /s/ Xxxxxx X. Xxxxx | |||
| Name: | Xxxxxx X. Xxxxx | |||
| Title: | President and Chief Executive Officer | |||
| CANADIAN OIL SANDS TRUST by its manager, CANADIAN OIL SAND LIMITED |
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| By: | /s/ Xxxxxx X. Xxxxx | |||
| Name: | Xxxxxx X. Xxxxx | |||
| Title: | President and Chief Executive Officer | |||
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