Question: how many parts are there of guardians of galaxy
[{'answer': '3', 'provenance': [{'wikipedia_id': '36450985', 'title': 'Guardians of the Galaxy (film)', 'start_paragraph_id': 2, 'start_character': 337, 'end_paragraph_id': 2, 'end_character': 338, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '36450985', 'title': 'Guardians of the Galaxy (film)', 'start_paragraph_id': 3, 'start_character': 541, 'end_paragraph_id': 3, 'end_character': 667, 'bleu_score': 0.6590229418828021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16574214833749364841}, 'section': 'Section::::Abstract.'}]}]