Question: who sings i'm on the edge of glory
[{'answer': 'Lady Gaga', 'provenance': [{'wikipedia_id': '30651402', 'title': 'The Edge of Glory', 'start_paragraph_id': 1, 'start_character': 49, 'end_paragraph_id': 1, 'end_character': 58, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '30651402', 'title': 'The Edge of Glory', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 816, 'bleu_score': 0.9613050207098811, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17157022271514639276}, 'section': 'Section::::Abstract.'}]}]