Question: the shot heard round the world was fired from the north bridge of which city
[{'answer': 'Concord , Massachusetts', 'provenance': [{'wikipedia_id': '22761649', 'title': 'Shot heard round the world', 'start_paragraph_id': 3, 'start_character': 171, 'end_paragraph_id': 3, 'end_character': 194, 'bleu_score': 1.0, 'section': 'Section::::Skirmish at the North Bridge.\n'}]}, {'provenance': [{'wikipedia_id': '22761649', 'title': 'Shot heard round the world', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 320, 'bleu_score': 0.7780546830436791, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3972233905990102048}, 'section': 'Section::::Skirmish at the North Bridge.\n'}]}]