As stated in the SPAS, the anticipated completion date, being the date on which the Units were to be ready for delivery to the Purchaser, was expected to be "during the second half of 2014", and although Sidra had reserved the right to extend the anticipated completion date once by a period up to twelve (12) months on notice thereof to the Purchaser in writing at least three (3) months prior to the anticipated completion date, such an extension notice has never been received by the Purchaser;