Question: when was the world trade center built in new york
[{'answer': 'August 5 , 1966'}, {'provenance': [{'wikipedia_id': '45645094', 'title': 'World Trade Center (1973–2001)', 'start_paragraph_id': 26, 'start_character': 0, 'end_paragraph_id': 26, 'end_character': 295, 'bleu_score': 0.7222959381450801, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15842359427048227424}, 'section': 'Section::::Design and construction.:Construction.\n'}]}]