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: [['[TABLECONTEXT]', 'POLL_SOURCE', 'Survey USA'], ['Survey USA', 'DATE', 'Jan 4-6, 2008'], ['Barack Obama', 'DEMOCRAT_%', '55'], ['[TABLECONTEXT]', '[TITLE]', 'Opinion polling by state for the United States presidential election, 2008 (Iowa)'], ['Survey USA', 'DEMOCRAT', 'Barack Obama'], ['John McCain', 'REPUBLICAN_%', '38'], ['Survey USA', 'REPUBLICAN', 'John McCain']]

Barack Obama had 55% support against John McCain's 38% in the Jan 4-6 2008 poll conducted by Survey USA in Iowa.