Question: name the last english premier league team to win the uefa champions league
[{'answer': 'Chelsea', 'provenance': [{'wikipedia_id': '2947751', 'title': 'List of European Cup and UEFA Champions League finals', 'start_paragraph_id': 29, 'start_character': 51, 'end_paragraph_id': 29, 'end_character': 58, 'bleu_score': 1.0, 'section': 'Section::::Notes.\n'}]}]