Question: Leo Sidran co-produced "Al Otro Lado Del Rio" for the soundtrack to a movie about what man? 
Sentence (from "The Motorcycle Diaries (film)"): As a result, the trip also plants the initial seed of cognitive dissonance and radicalization within Guevara, who ostensibly would later view armed revolution as a way to challenge the continent's endemic economic inequalities and political repression.
Relevant evidence: No