Question: when does the 2nd season of the four start
[{'answer': 'June 7 , 2018', 'provenance': [{'wikipedia_id': '57625594', 'title': 'The Four: Battle for Stardom (season 2)', 'start_paragraph_id': 1, 'start_character': 54, 'end_paragraph_id': 1, 'end_character': 67, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '57625594', 'title': 'The Four: Battle for Stardom (season 2)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 150, 'bleu_score': 0.6832654609355281, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1822710427222009193}, 'section': 'Section::::Abstract.'}]}]