Question: When did the performer of song Cross My Heart (Phil Ochs Song) die?
Sentence (from "Phil Ochs"): Ochs performed at many political events during the 1960s counterculture era, including anti-Vietnam War and civil rights rallies, student events, and organized labor events over the course of his career, in addition to many concert appearances at such venues as New York City's Town Hall and Carnegie Hall.
Relevant evidence: No