Question: where do the washington capitals play their home games
[{'answer': 'Capital One Arena', 'provenance': [{'wikipedia_id': '73125', 'title': 'Washington Capitals', 'start_paragraph_id': 1, 'start_character': 506, 'end_paragraph_id': 1, 'end_character': 523, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Washington , D.C.', 'provenance': [{'wikipedia_id': '73125', 'title': 'Washington Capitals', 'start_paragraph_id': 64, 'start_character': 85, 'end_paragraph_id': 64, 'end_character': 102, 'bleu_score': 1.0, 'section': 'Section::::Team information.:Logos and jerseys.\n'}]}]