Question: who wrote footprints in the sand by leona lewis
[{'answer': 'Simon Cowell', 'provenance': [{'wikipedia_id': '15484001', 'title': 'Footprints in the Sand (Leona Lewis song)', 'start_paragraph_id': 1, 'start_character': 136, 'end_paragraph_id': 1, 'end_character': 148, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'David Kreuger', 'provenance': [{'wikipedia_id': '15484001', 'title': 'Footprints in the Sand (Leona Lewis song)', 'start_paragraph_id': 1, 'start_character': 150, 'end_paragraph_id': 1, 'end_character': 163, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Per Magnusson', 'provenance': [{'wikipedia_id': '15484001', 'title': 'Footprints in the Sand (Leona Lewis song)', 'start_paragraph_id': 1, 'start_character': 165, 'end_paragraph_id': 1, 'end_character': 178, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Richard Page', 'provenance': [{'wikipedia_id': '15484001', 'title': 'Footprints in the Sand (Leona Lewis song)', 'start_paragraph_id': 1, 'start_character': 180, 'end_paragraph_id': 1, 'end_character': 192, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '15484001', 'title': 'Footprints in the Sand (Leona Lewis song)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 431, 'bleu_score': 0.9430699958503841, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2456774692018689281}, 'section': 'Section::::Abstract.'}]}]