Question: how many players in an afl team on the field
[{'answer': '18', 'provenance': [{'wikipedia_id': '2403', 'title': 'Australian rules football', 'start_paragraph_id': 3, 'start_character': 87, 'end_paragraph_id': 3, 'end_character': 89, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2403', 'title': 'Australian rules football', 'start_paragraph_id': 38, 'start_character': 0, 'end_paragraph_id': 38, 'end_character': 380, 'bleu_score': 0.876278539708871, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14548556909411504593}, 'section': 'Section::::Laws of the game.:Field.\n'}]}]