Question: how many states in india ruling by bjp
[{'answer': '20', 'provenance': [{'wikipedia_id': '149330', 'title': 'Bharatiya Janata Party', 'start_paragraph_id': 3, 'start_character': 356, 'end_paragraph_id': 3, 'end_character': 358, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]