Question: when does the second season of star trek discovery air
[{'answer': 'January 2019', 'provenance': [{'wikipedia_id': '55359922', 'title': 'Star Trek: Discovery (season 2)', 'start_paragraph_id': 37, 'start_character': 1785, 'end_paragraph_id': 37, 'end_character': 1797, 'bleu_score': 1.0, 'section': 'Section::::Production.:Development.\n'}]}]