Question: who did okc play in the nba finals
[{'answer': 'Miami Heat', 'provenance': [{'wikipedia_id': '34286151', 'title': '2012 NBA Finals', 'start_paragraph_id': 1, 'start_character': 193, 'end_paragraph_id': 1, 'end_character': 203, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '34286151', 'title': '2012 NBA Finals', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 372, 'bleu_score': 0.830754740510638, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2264112221493593441}, 'section': 'Section::::Abstract.'}]}]