Question: who wrote the song oh lord won't you buy me a mercedes benz
[{'answer': 'Janis Joplin', 'provenance': [{'wikipedia_id': '3342017', 'title': 'Mercedes Benz (song)', 'start_paragraph_id': 1, 'start_character': 58, 'end_paragraph_id': 1, 'end_character': 70, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Michael McClure', 'provenance': [{'wikipedia_id': '3342017', 'title': 'Mercedes Benz (song)', 'start_paragraph_id': 1, 'start_character': 86, 'end_paragraph_id': 1, 'end_character': 101, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Bob Neuwirth', 'provenance': [{'wikipedia_id': '3342017', 'title': 'Mercedes Benz (song)', 'start_paragraph_id': 1, 'start_character': 106, 'end_paragraph_id': 1, 'end_character': 118, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'singer Janis Joplin with the poets Michael McClure and Bob Neuwirth'}, {'provenance': [{'wikipedia_id': '3342017', 'title': 'Mercedes Benz (song)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 509, 'bleu_score': 0.9788329837059241, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11866727881472708611}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '385553', 'title': 'Michael McClure', 'section': 'Section::::Career overview.\n', 'start_paragraph_id': 9, 'end_paragraph_id': 9, 'meta': {'evidence_span': ['McClure was a close friend of The Doors lead singer Jim Morrison and is generally acknowledged as having been responsible for promoting Morrison as a poet. McClure performed spoken word poetry concerts with Doors keyboard player Ray Manzarek up until Ray\'s death and several CDs of their work have been released. McClure is the author of the Afterword in Jerry Hopkins\'s and Danny Sugerman\'s seminal Doors biography, "No One Here Gets Out Alive." McClure has also released CDs of his work with minimalist composer Terry Riley. McClure\'s songs include "Mercedes Benz", popularized by Janis Joplin, and new songs which were performed by Riders on the Storm, a band that consisted of original Doors members Ray Manzarek and Robbie Krieger. McClure\'s journalism has been featured in "Rolling Stone", "Vanity Fair," the "Los Angeles', 'McClure\'s songs include "Mercedes Benz", popularized by Janis Joplin, and new songs which were performed by Riders on the Storm']}}]}, {'provenance': [{'wikipedia_id': '3342017', 'title': 'Mercedes Benz (song)', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['Michael McClure and Bob Neuwirth, and originally recorded by Joplin.', '"Mercedes Benz" is an "a cappella" song written by singer Janis Joplin with the poets Michael McClure and Bob Neuwirth, and originally recorded by Joplin. In the song, the singer asks the Lord to prove His love for her by buying her a Mercedes-Benz, a color TV, and a "night on the town." There is also a reference to "Dialing for Dollars", a franchised format local television program, which required one to be watching the show to win when the show called your phone number, hence the', 'Mercedes Benz" is an "a cappella" song written by singer Janis Joplin with the poets Michael McClure and Bob Neuwirth, and originally recorded by Joplin.']}}]}]