Question: what's the most innings played in a world series
[{'answer': '14', 'provenance': [{'wikipedia_id': '633266', 'title': 'Extra innings', 'start_paragraph_id': 38, 'start_character': 659, 'end_paragraph_id': 38, 'end_character': 661, 'bleu_score': 1.0, 'section': 'Section::::Longest games.:Professional.:Major League Baseball.\n'}]}]