Question: who is the original singer of i write sins not tragedies
[{'answer': 'Panic ! at the Disco', 'provenance': [{'wikipedia_id': '4591307', 'title': 'I Write Sins Not Tragedies', 'start_paragraph_id': 9, 'start_character': 32, 'end_paragraph_id': 9, 'end_character': 53, 'bleu_score': 1.0, 'section': 'Section::::Music video.\n'}]}, {'answer': 'American rock band Panic ! at the Disco'}, {'provenance': [{'wikipedia_id': '4591307', 'title': 'I Write Sins Not Tragedies', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12001981982322660639}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4591307', 'title': 'I Write Sins Not Tragedies', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 984, 'bleu_score': 0.9027643703683621, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12001981982322660639}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4591307', 'title': 'I Write Sins Not Tragedies', 'section': 'Section::::Music video.\n', 'start_paragraph_id': 9, 'end_paragraph_id': 9, 'meta': {'evidence_span': ['"I Write Sins Not Tragedies" is Panic! at the Disco\'s first single to have a music video', '"I Write Sins Not Tragedies" is Panic! at the Disco\'s first single to have a music video. ("The Only Difference Between Martyrdom and Suicide Is Press Coverage" was the first single, but no video was filmed.)', '"I Write Sins Not Tragedies" is Panic! at the Disco\'s first single to have a music video.']}}]}, {'provenance': [{'wikipedia_id': '4591307', 'title': 'I Write Sins Not Tragedies', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['"I Write Sins Not Tragedies" is a song by American rock band Panic! at the Disco, and is the second single from their debut studio album, "A Fever You Can\'t Sweat Out" (2005), and was released on February 27, 2006, on both CD and 7" vinyl.', '"I Write Sins Not Tragedies" is a song by American rock band Panic! at the Disco,']}}]}]