Question: what is the tallest mountain in the canadian rockies
[{'answer': 'Mount Robson', 'provenance': [{'wikipedia_id': '356908', 'title': 'Canadian Rockies', 'start_paragraph_id': 2, 'start_character': 66, 'end_paragraph_id': 2, 'end_character': 78, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '356908', 'title': 'Canadian Rockies', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 288, 'bleu_score': 0.7545678763273841, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1854687953305756132}, 'section': 'Section::::Abstract.'}]}]