Question: Are Esperanza Pérez Labrador and Oliver Herber both from the same country?
Sentence (from "Esperanza Pérez Labrador"): Just two months later, Labrador's husband, Víctor, their 28-year-old son, Palmiro Labrador, and his friend, Edith Graciela Koatz, were killed on November 10, 1976.
Relevant evidence: No