Question: Bobby Sichran was an alternative hip hop musician who has been compared to an American singer whose six-minute single "Like a Rolling Stone", recorded in 1965, enlarged what?
Sentence (from "List of Bob Dylan concert tours"): Early songs such as "Blowin' in the Wind" and "The Times They Are a-Changin'" became anthems for the Civil Rights Movement and anti-war movement.
Relevant evidence: No