Question: Bruno Tesch was part of the team that invented what cyanide-based pesticide?
Sentence (from "Bruno Tesch"): He was the owner of Tesch & Stabenow (called "Testa"), a pest control company he co-founded in 1924 with Paul Stabenow in Hamburg, Germany, which was a major supplier of Zyklon B to the Nazi concentration camps.
Relevant evidence: No