Question: how many sports are there in the 2018 commonwealth games
[{'answer': '19 Commonwealth sports', 'provenance': [{'wikipedia_id': '14159498', 'title': '2018 Commonwealth Games', 'start_paragraph_id': 2, 'start_character': 342, 'end_paragraph_id': 2, 'end_character': 364, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '14159498', 'title': '2018 Commonwealth Games', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 565, 'bleu_score': 0.950027409461844, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3693910877484955815}, 'section': 'Section::::Abstract.'}]}]