Question: What city that was a leading member of the Hanseatic League is an independent city in North Rhine-Westphalia?
Sentence (from "Helmut Brandt"): Brandt, a lawyer by training specialising in criminal law, was mayor of Alsdorf in North Rhine-Westphalia from 1994 to 1999, having been a councillor there since 1978.
Relevant evidence: No