"Throughout the Contract Period the Seller will, in accordance with the Standard of a Reasonable and Prudent Operator, provide, install, repair, maintain and operate those Seller's Facilities which are (in the opinion of the Seller and the other Sellers) necessary to produce and deliver at the relevant times the quantities of Natural Gas from the Andrew Field which are required, in accordance with the terms of this Agreement, to be delivered to the Buyer at the Delivery Point."
"the production wells, platforms, separation, processing and treating equipment, pipelines and other equipment … whether or not owned by the Seller and the Other Sellers installed or used for the purpose of producing Natural Gas from the Andrew Field and delivering the same at the Delivery Point under this Agreement."
"...a Person seeking in good faith to perform its contractual obligations and, in so doing and in the general conduct of its undertaking, exercising that degree of skill, diligence, prudence and foresight which would reasonably and ordinarily be expected from a skilled and experienced operator engaged in the same type of undertaking under the same or similar circumstances and conditions, and the expression the 'Standard of a Reasonable and Prudent Operator' shall be construed accordingly."
"In respect of any Day … on which an underdelivery occurs, a quantity equal to the difference between the amount properly nominated under this Agreement … and the amount delivered by the Seller shall be calculated and such quantity shall be classified (subject to the provisions of Clause 16.3) as 'Default Gas'."
"…..are of the opinion that the amount nominated by the Buyer is greater than the maximum amount which it is reasonably to be anticipated that in the absence of the Seller's notice ... and the knowledge thereby obtained by the Buyer of the restriction in the Seller's ability to make deliveries the Buyer would have properly nominated for the purposes of and in the ordinary course of its business ('the amount actually required by the Buyer')."
"The delivery of Natural Gas at the Default Gas Price and the payment of sums due in accordance with the provisions of Clause 16.4 shall be in full satisfaction and discharge of all rights, remedies and claims howsoever arising whether in contract or in tort or otherwise in law on the part of the Buyer against the Seller in respect of underdeliveries by the Seller under this Agreement, and save for the rights and remedies set out in Clauses 16.1 to 16.5 (inclusive) and any claims arising pursuant thereto, the Buyer shall have no right or remedy and shall not be entitled to make any claims in respect of any such underdelivery."