Question: how many have won the million on who wants to be a millionaire uk
[{'answer': 'around five contestants'}, {'provenance': [{'wikipedia_id': '3729939', 'title': 'Who Wants to Be a Millionaire? (British game show)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 590, 'bleu_score': 0.5873781097337101, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12756490500032702755}, 'section': 'Section::::Abstract.'}]}]