Definition: In this task, you are given triplets. Each triplet is in the form of [subject, predicate, object]. Your task is to generate proper sentence that utilizes these triples. The objective is to construct a sentence that (a) captures the facts specified in the triples and (b) is a well-formed sentence easily understandable by a human. All triple values need not be used directly in the sentence as long as the facts are adequately captured.
Input: [['19th Commonwealth Parliamentary Conference', 'CARD_SET_REF', 'PHQ 3'], ['19th Commonwealth Parliamentary Conference', 'QTY._ISSUED', '15,200'], ['19th Commonwealth Parliamentary Conference', 'STAMP_ISSUE_DATE', '12 September 1973']]

15,200 cards with Car set PHQ 3 with stamp set 19th Commonwealth Parliamentary Conference were issued stamp 12 September 1973