question: Why were the English clubs banned from European competition in the 1980 's ?
answer: English clubs were banned from European competition for five years following the Heysel Stadium disaster in 1985 .
turker_answer: The English clubs were banned from European competition in the 1980 's because the Heysel Stadium disaster in 1985 .
rule-based: The English clubs were banned from European competition in the 1980 's because english clubs were banned from European competition for five years following the Heysel Stadium disaster in 1985 .