Question: who was the first captain of rajasthan royals
[{'answer': 'Shane Warne', 'provenance': [{'wikipedia_id': '15868127', 'title': 'Rajasthan Royals', 'start_paragraph_id': 3, 'start_character': 69, 'end_paragraph_id': 3, 'end_character': 80, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '15868127', 'title': 'Rajasthan Royals', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 256, 'bleu_score': 0.659141542466517, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9235785023293373001}, 'section': 'Section::::Abstract.'}]}]