Question: When was the last time the bombers won a grey cup?
Answer: 1990
Disambiguated annotations:
qaPairs: question: When was the last time the bombers won a grey cup at BC Place?
answer: November 25, 1990
question: When was the last time the bombers won a grey cup at Landsdowne Park?
answer: November 27, 1988
question: When was the last time the bombers won a grey cup at Commonwealth Stadium?
answer: November 18, 1984