Question: where does canal du midi start and finish
[{'answer': 'the city of Toulouse', 'provenance': [{'wikipedia_id': '189457', 'title': 'Canal du Midi', 'start_paragraph_id': 2, 'start_character': 194, 'end_paragraph_id': 2, 'end_character': 214, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'the Étang de Thau near the Mediterranean'}, {'provenance': [{'wikipedia_id': '189457', 'title': 'Canal du Midi', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 263, 'bleu_score': 0.777542990269477, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14334766574705928621}, 'section': 'Section::::Abstract.'}]}]