Premise: The 1990 European Cup Winners' Cup Final was a football match contested between Sampdoria of Italy and Anderlecht of Belgium. It was the final match of the 1989–90 European Cup Winners' Cup and the 30th European Cup Winners' Cup Final. The final was held at Ullevi in Gothenburg, Sweden, on 9 May 1990. Sampdoria won the match 2–0, thanks to two goals in extra time from Gianluca Vialli.
Hypothesis: Anderlecht would never return to a European Cup final again.