Question: when did manchester city move to the etihad
[{'answer': 'July 2011', 'provenance': [{'wikipedia_id': '548711', 'title': 'City of Manchester Stadium', 'start_paragraph_id': 33, 'start_character': 809, 'end_paragraph_id': 33, 'end_character': 818, 'bleu_score': 1.0, 'section': 'Section::::Names.\n'}]}, {'provenance': [{'wikipedia_id': '548711', 'title': 'City of Manchester Stadium', 'start_paragraph_id': 33, 'start_character': 0, 'end_paragraph_id': 33, 'end_character': 1162, 'bleu_score': 0.9045427534479851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7014324656257147087}, 'section': 'Section::::Names.\n'}]}]