Question: When did Amado Carrillo Fuentes assassinate his boss Rafael Aguilar Guajardo?
Sentence (from "Rafael Aguilar Guajardo"): Rafael Aguilar Guajardo (1950 - April 12, 1993) was a Mexican drug lord, federal police commander of the Direccion Federal de Seguridad (DFS) in Mexico, and one of the Juárez Cartel co-founders.
Relevant evidence: Yes