Question: when does season 7 game of thrones dvd release
[{'answer': 'December 12 , 2017', 'provenance': [{'wikipedia_id': '47398513', 'title': 'Game of Thrones (season 7)', 'start_paragraph_id': 79, 'start_character': 58, 'end_paragraph_id': 79, 'end_character': 76, 'bleu_score': 1.0, 'section': 'Section::::Release.:Home media.\n'}]}, {'provenance': [{'wikipedia_id': '47398513', 'title': 'Game of Thrones (season 7)', 'start_paragraph_id': 79, 'start_character': 0, 'end_paragraph_id': 79, 'end_character': 75, 'bleu_score': 0.8781879837907131, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4144113606100568192}, 'section': 'Section::::Release.:Home media.\n'}]}, {'provenance': [{'wikipedia_id': '20715044', 'title': 'Game of Thrones', 'section': 'Section::::Availability.:Home media.\n', 'start_paragraph_id': 85, 'end_paragraph_id': 85, 'meta': {'evidence_span': ['The seventh season was released on Blu-ray and DVD on December 12, 2017', 'The seventh season was released on Blu-ray and DVD on December 12, 2017.']}}]}, {'provenance': [{'wikipedia_id': '47398513', 'title': 'Game of Thrones (season 7)', 'section': 'Section::::Release.:Home media.\n', 'start_paragraph_id': 79, 'end_paragraph_id': 79, 'meta': {'evidence_span': ['The season was released on Blu-ray and DVD in region 1 on December 12, 2017.', 'The season was released on Blu-ray and DVD in region 1 on December 12, 2017.', 'The season was released on Blu-ray and DVD in region 1 on December 12, 2017.']}}]}]