Question: who won canada's first gold medal at the 2010 olympics
[{'answer': 'Alexandre Bilodeau', 'provenance': [{'wikipedia_id': '21628678', 'title': 'Alexandre Bilodeau', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21628678', 'title': 'Alexandre Bilodeau', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 948, 'bleu_score': 0.943334792781753, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17980604837709735430}, 'section': 'Section::::Abstract.'}]}]