Question: who constructed the suez canal and when was it finished
[{'answer': 'Suez Canal Company', 'provenance': [{'wikipedia_id': '29323', 'title': 'Suez Canal', 'start_paragraph_id': 1, 'start_character': 151, 'end_paragraph_id': 1, 'end_character': 169, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'November 17 , 1869'}, {'provenance': [{'wikipedia_id': '29323', 'title': 'Suez Canal', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 793, 'bleu_score': 0.7099059494812571, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15461543484809546208}, 'section': 'Section::::Abstract.'}]}]