Question: who was the captain of the washington capitals before ovechkin
[{'answer': 'Chris Clark', 'provenance': [{'wikipedia_id': '755749', 'title': 'Alexander Ovechkin', 'start_paragraph_id': 30, 'start_character': 96, 'end_paragraph_id': 30, 'end_character': 107, 'bleu_score': 1.0, 'section': 'Section::::Playing career.:Washington Capitals.:2005–2012.\n'}]}, {'provenance': [{'wikipedia_id': '755749', 'title': 'Alexander Ovechkin', 'start_paragraph_id': 30, 'start_character': 0, 'end_paragraph_id': 30, 'end_character': 1003, 'bleu_score': 0.9682340374756381, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17961852929878576436}, 'section': 'Section::::Playing career.:Washington Capitals.:2005–2012.\n'}]}]