Question: when does torchwood spin off from doctor who
[{'answer': '2006', 'provenance': [{'wikipedia_id': '2923126', 'title': 'Torchwood', 'start_paragraph_id': 1, 'start_character': 170, 'end_paragraph_id': 1, 'end_character': 174, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2923126', 'title': 'Torchwood', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 658, 'bleu_score': 0.6423117408642111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8543136488524052270}, 'section': 'Section::::Abstract.'}]}]