Question: who introduced cannons and guns in india warfare
[{'answer': 'Babur', 'provenance': [{'wikipedia_id': '37329411', 'title': 'Mughal artillery', 'start_paragraph_id': 3, 'start_character': 494, 'end_paragraph_id': 3, 'end_character': 499, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '37329411', 'title': 'Mughal artillery', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 1352, 'bleu_score': 0.9799169879152141, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8812616214244450598}, 'section': 'Section::::History.\n'}]}]