Question: The anti-war song "Highwire" appears on a 1991 live album by a group formed in what year?
Sentence (from "Live in Warsaw (McCoy Tyner album)"): It was recorded for a television broadcast by Polish Channel 1 (which has also been released as a DVD) in October 1991 at the Operatka House, Warsaw, Poland and features a solo performance by Tyner.
Relevant evidence: No