Question: How many years has there been a competition in helsinki?
SQL: SELECT COUNT("Year") FROM "2-10154327-4" WHERE "Location" = 'helsinki';

Question: Which competition before 1982 had a score of 2:3?
SQL: SELECT "Competition" FROM "2-10154327-4" WHERE "Year" < 1982.0 AND "Score" = '2:3';

Question: Which competition occurred after 1980 with a score of 0:5 in Jerusalem?
SQL: SELECT "Competition" FROM "2-10154327-4" WHERE "Year" > 1980.0 AND "Score" = '0:5' AND "Location" = 'Jerusalem';