| http://www.w3.org/ns/prov#value | - Explanation 1. ??? For the purpose of this rule, where the provision of the whole or part of the service is determined periodically on the completion of an event in terms of a contract, which requires the service receiver to make any payment to service provider, the date of completion of each such event as specified in the contract shall be deemed to be the date of completion of provision of servi
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