Question: who paid to build the golden gate bridge
[{'answer': 'Bank of America', 'provenance': [{'wikipedia_id': '12103', 'title': 'Golden Gate Bridge', 'start_paragraph_id': 21, 'start_character': 678, 'end_paragraph_id': 21, 'end_character': 693, 'bleu_score': 1.0, 'section': 'Section::::History.:Finance.\n'}]}, {'provenance': [{'wikipedia_id': '12103', 'title': 'Golden Gate Bridge', 'start_paragraph_id': 21, 'start_character': 0, 'end_paragraph_id': 21, 'end_character': 782, 'bleu_score': 0.9306050958767361, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14086017011928162232}, 'section': 'Section::::History.:Finance.\n'}]}]