Table: donington_festivals
Columns: year
date
event
days
stages
acts

Question: Tell me the date for acts of 6 bands and year larger than 1981 for monsters of rock
SQL: SELECT "date" FROM donington_festivals WHERE "acts" = '6 bands' AND "year" > 1981 AND "event" = 'monsters of rock'

Question: Tell me the stages for 1981
SQL: SELECT "stages" FROM donington_festivals WHERE "year" = 1981

Question: Tell me the event for 6 bands
SQL: SELECT "event" FROM donington_festivals WHERE "acts" = '6 bands'