Question: who won the oscar for dallas buyers club
[{'answer': 'Best Actor for McConaughey', 'provenance': [{'wikipedia_id': '41391482', 'title': 'List of accolades received by Dallas Buyers Club', 'start_paragraph_id': 3, 'start_character': 262, 'end_paragraph_id': 3, 'end_character': 288, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Best Supporting Actor for Leto', 'provenance': [{'wikipedia_id': '41391482', 'title': 'List of accolades received by Dallas Buyers Club', 'start_paragraph_id': 3, 'start_character': 294, 'end_paragraph_id': 3, 'end_character': 324, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Hairstylist Adruitha Lee', 'provenance': [{'wikipedia_id': '41391482', 'title': 'List of accolades received by Dallas Buyers Club', 'start_paragraph_id': 3, 'start_character': 448, 'end_paragraph_id': 3, 'end_character': 472, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'makeup artist Robin Mathews', 'provenance': [{'wikipedia_id': '41391482', 'title': 'List of accolades received by Dallas Buyers Club', 'start_paragraph_id': 3, 'start_character': 478, 'end_paragraph_id': 3, 'end_character': 505, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '41391482', 'title': 'List of accolades received by Dallas Buyers Club', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 737, 'bleu_score': 0.939516250852901, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16377339930968876054}, 'section': 'Section::::Abstract.'}]}]