Question: who sings the song time has come today
[{'answer': 'the Chambers Brothers', 'provenance': [{'wikipedia_id': '10994763', 'title': 'Time Has Come Today', 'start_paragraph_id': 1, 'start_character': 65, 'end_paragraph_id': 1, 'end_character': 86, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '10994763', 'title': 'Time Has Come Today', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 522, 'bleu_score': 0.7756302423007201, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17240967614972519397}, 'section': 'Section::::Abstract.'}]}]