Question: how many journeys did canada's first astronaut make to space
[{'answer': 'three', 'provenance': [{'wikipedia_id': '181810', 'title': 'Marc Garneau', 'start_paragraph_id': 1, 'start_character': 264, 'end_paragraph_id': 1, 'end_character': 269, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '181810', 'title': 'Marc Garneau', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 494, 'bleu_score': 0.9025689998671941, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7514740121795959553}, 'section': 'Section::::Abstract.'}]}]