Question: Robert Kampka is based in what capital and largest city of the state of Rhineland-Palatinate in Germany?
Sentence (from "Mainz"): In antiquity Mainz was a Roman fort city which commanded the west bank of the Rhine and formed part of the northernmost frontier of the Roman Empire; it was founded as a military post by the Romans in the late 1st century BC and became the provincial capital of Germania Superior.
Relevant evidence: No