Question: when does gotham season 4 episode 12 air
[{'answer': 'March 1 , 2018', 'provenance': [{'wikipedia_id': '54664625', 'title': 'Gotham (season 4)', 'start_paragraph_id': 2, 'start_character': 418, 'end_paragraph_id': 2, 'end_character': 432, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]