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: [['5', 'GRAND_PRIX', 'Monaco Grand Prix'], ['5', 'POLE_POSITION', 'Heinz-Harald Frentzen']]

Heinz - harald frentzen was on the pole position at the monaco grand prix.