Question: name of present chief election commission of india
[{'answer': 'Om Prakash Rawat'}, {'provenance': [{'wikipedia_id': '37044084', 'title': 'Election Commissioner of India', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 404, 'bleu_score': 0.7734604706451461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8960761916476721620}, 'section': 'Section::::Abstract.'}]}]