Question: what is the capital of the central american country that has a canal running through it
[{'answer': 'largest city', 'provenance': [{'wikipedia_id': '22997', 'title': 'Panama', 'start_paragraph_id': 1, 'start_character': 234, 'end_paragraph_id': 1, 'end_character': 246, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '22997', 'title': 'Panama', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 351, 'bleu_score': 0.6042486671156081, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2149341683596115793}, 'section': 'Section::::Abstract.'}]}]