Question: where was the fa cup final played before wembley
[{'answer': 'Stamford Bridge', 'provenance': [{'wikipedia_id': '2706210', 'title': 'FA Cup Final', 'start_paragraph_id': 5, 'start_character': 354, 'end_paragraph_id': 5, 'end_character': 369, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '2706210', 'title': 'FA Cup Final', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 591, 'bleu_score': 0.9476834831213011, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13089020118637040956}, 'section': 'Section::::History.\n'}]}]