Question: when did the first woman win the best director oscar
[{'answer': '2010', 'provenance': [{'wikipedia_id': '213495', 'title': 'Kathryn Bigelow', 'start_paragraph_id': 3, 'start_character': 28, 'end_paragraph_id': 3, 'end_character': 32, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '213495', 'title': 'Kathryn Bigelow', 'start_paragraph_id': 22, 'start_character': 0, 'end_paragraph_id': 22, 'end_character': 1435, 'bleu_score': 0.9137072109756761, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17546490233437678971}, 'section': 'Section::::Directing career.:2008–present.\n'}]}]