Question: leader of sikh empire who became maharajah of punjab
[{'answer': 'Ranjit Singh', 'provenance': [{'wikipedia_id': '519237', 'title': 'Ranjit Singh', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '519237', 'title': 'Ranjit Singh', 'start_paragraph_id': 1, 'start_character': 16, 'end_paragraph_id': 1, 'end_character': 515, 'bleu_score': 0.937692070612081, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6598882221326570280}, 'section': 'Section::::Abstract.'}]}]