Question: where does the song london bridge is falling down come from
[{'answer': 'a traditional English nursery rhyme', 'provenance': [{'wikipedia_id': '494044', 'title': 'London Bridge Is Falling Down', 'start_paragraph_id': 1, 'start_character': 85, 'end_paragraph_id': 1, 'end_character': 120, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '494044', 'title': 'London Bridge Is Falling Down', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 626, 'bleu_score': 0.9575690457118191, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16465045892997165078}, 'section': 'Section::::Abstract.'}]}]