Question: how many iit institute are there in india
[{'answer': '23', 'provenance': [{'wikipedia_id': '23883046', 'title': 'Indian Institutes of Technology', 'start_paragraph_id': 34, 'start_character': 85, 'end_paragraph_id': 34, 'end_character': 87, 'bleu_score': 1.0, 'section': 'Section::::Culture and student life.\n'}]}]