Question: who sang i know him so well with elaine page
[{'answer': 'Barbara Dickson', 'provenance': [{'wikipedia_id': '413457', 'title': 'Elaine Paige', 'start_paragraph_id': 3, 'start_character': 50, 'end_paragraph_id': 3, 'end_character': 65, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '413457', 'title': 'Elaine Paige', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 590, 'bleu_score': 0.5494400263265591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2807620555166496410}, 'section': 'Section::::Abstract.'}]}]