Question: When was the club that won the 1979-80 UEFA Cup founded?
Sentence (from "Borussia Mönchengladbach"): Borussia VfL 1900 Mönchengladbach e.V., commonly known as Borussia Mönchengladbach (] ), Mönchengladbach or Gladbach, is a German football club in Mönchengladbach, North Rhine-Westphalia.
Relevant evidence: No