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: [['S. Tennant', 'OBSERVED_OR_PREDICTED', '1803'], ['Osmium', 'NOTES', 'Tennant had been working on samples of South American platinum in parallel with Wollaston and discovered two new elements, which he named osmium and iridium.'], ['Osmium', 'OBSERVER', 'S. Tennant']]

Tennant discovered Osnium in 1803 from samples of South American platinum.