Question: when is winter big brother going to start
[{'answer': 'February 7 , 2018', 'provenance': [{'wikipedia_id': '55182921', 'title': 'Celebrity Big Brother (American TV series)', 'start_paragraph_id': 1, 'start_character': 229, 'end_paragraph_id': 1, 'end_character': 249, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'set to premiere on February 7 , 2018'}, {'provenance': [{'wikipedia_id': '55182921', 'title': 'Celebrity Big Brother (American TV series)', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The series premiered on CBS in the United States on February 7, 2018 and is simulcast in Canada on Global. The series is filmed at CBS Studio Center in sound stage eighteen located in Studio City, Los Angeles.', 'Celebrity Big Brother, also known as Big Brother: Celebrity Edition, is a reality television spin-off series of the American adaptation of "Big Brother" created by John de Mol. The series premiered on CBS in the United States on February 7, 2018 and is simulcast in Canada on Global. The series is filmed at CBS Studio Center in sound stage eighteen located in Studio City, Los Angeles. Julie Chen Moonves reprises her role as host from "Big Brother" with Allison Grodner and Rich Meehan also returning as executive producers. The series is produced by Fly on the Wall Entertainment in association with Endemol Shine North America.']}}]}]