Table: bislett_athletes
Columns: year
event
record
athlete
nationality

Question: How many years was the record 3:40.8?
SQL: SELECT COUNT("year") FROM bislett_athletes WHERE "record" = '3:40.8'

Question: What event is before 1964 and has an athlete of lászló tábori gunnar nielsen?
SQL: SELECT "event" FROM bislett_athletes WHERE "year" < 1964 AND "athlete" = 'lászló tábori gunnar nielsen'