Question: how long is the famous suspension bridge in san francisco and what is it called
[{'answer': 'Golden Gate Bridge', 'provenance': [{'wikipedia_id': '12103', 'title': 'Golden Gate Bridge', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '8,981 ft ( 2,737.4 m ) , about 1.7 mi ( 2.7 km )'}, {'answer': 'one - mile - wide'}, {'provenance': [{'wikipedia_id': '12103', 'title': 'Golden Gate Bridge', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 564, 'bleu_score': 0.9134823256397261, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8999200789897359585}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '12103', 'title': 'Golden Gate Bridge', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8999200789897359585}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '37625689', 'title': 'High Street Bridge', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The High Street Bridge is a double-leaf bascule drawbridge spanning 296 feet of the Oakland Estuary in the San Francisco Bay Area, California, United States. It links the cities of Oakland and Alameda. The bridge is opened approximately 1,400 times a year. The bridge carries an average of 26,000 vehicles per year. The bridge was built when the Oakland Estuary was trenched, converting Alameda from a peninsula to an island. The High Street Bridge is one of the four bridges and two tunnels that allow access to Alameda. The\rhighlight sentence(s) containing evidence, not only the answer', 'The High Street Bridge is a double-leaf bascule drawbridge spanning 296 feet of the Oakland Estuary in the San Francisco Bay Area, California, United States. It links the cities of Oakland and Alameda']}}]}]