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: [['35', 'WINNING_TEAM', 'Red'], ['35', 'DATE', '31 December 1984'], ['35', 'MEDIATOR', 'Keiichi Ubukata'], ['Red', 'RED_TEAM_HOST', 'Mitsuko Mori']]

Keiichi Ubukata was the mediator and Mitsuko Mori the red team host on 31 december 1984.