Question: how many episodes are there in season 1 of girl meets world
[{'answer': '20', 'provenance': [{'wikipedia_id': '41423749', 'title': 'List of Girl Meets World episodes', 'start_paragraph_id': 1, 'start_character': 144, 'end_paragraph_id': 1, 'end_character': 146, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]