Question: how many players are on the field in the cfl
[{'answer': 'twelve', 'provenance': [{'wikipedia_id': '1136585', 'title': 'Comparison of American and Canadian football', 'start_paragraph_id': 16, 'start_character': 61, 'end_paragraph_id': 16, 'end_character': 67, 'bleu_score': 1.0, 'section': 'Section::::Differences.:Team size.\n'}]}, {'provenance': [{'wikipedia_id': '1136585', 'title': 'Comparison of American and Canadian football', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 320, 'bleu_score': 0.9632870032952191, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6240008295684809270}, 'section': 'Section::::Differences.:Team size.\n'}]}]