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: [['World', '2011', '63,000'], ['[TABLECONTEXT]', '[TITLE]', 'Niobium'], ['World', '2000', '32,600'], ['[TABLECONTEXT]', 'COUNTRY', 'World'], ['World', '2005', '38,700']]

Global niobium mining was 32,600 tonnes in 2000 and 38,700 tonnes in 2005 before rapidly growing to 63,000 tonnes in 2011.