Table: olympic_200m
Columns: rank
lane
athlete
nationality
time
react

Question: What's Brazil's lane with a time less than 21.15?
SQL: SELECT MIN("lane") FROM olympic_200m WHERE "nationality" = 'brazil' AND "time" < 21.15

Question: What's Russia's lane when they were ranked before 1?
SQL: SELECT MAX("lane") FROM olympic_200m WHERE "nationality" = 'russia' AND "rank" < 1

Question: What's Bulgaria's lane with a time more than 21.55?
SQL: SELECT SUM("lane") FROM olympic_200m WHERE "nationality" = 'bulgaria' AND "time" > 21.55