Question: where was the movie machine gun preacher filmed
[{'answer': 'Michigan', 'provenance': [{'wikipedia_id': '27216746', 'title': 'Machine Gun Preacher', 'start_paragraph_id': 20, 'start_character': 34, 'end_paragraph_id': 20, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}, {'provenance': [{'wikipedia_id': '27216746', 'title': 'Machine Gun Preacher', 'start_paragraph_id': 20, 'start_character': 0, 'end_paragraph_id': 20, 'end_character': 179, 'bleu_score': 0.934334813046729, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1296749617286341571}, 'section': 'Section::::Production.\n'}]}]