Table: swimmer_2000
Columns: heat
lane
name
nationality
time

Question: What is the Nationality on the swimmer in Lane 4 with a Time of 1:11.58?
SQL: SELECT "nationality" FROM swimmer_2000 WHERE "lane" = 4 AND "time" = '1:11.58'

Question: What is the lowest numbered Lane with a Time of 1:10.57 and Heat larger than 2?
SQL: SELECT MIN("lane") FROM swimmer_2000 WHERE "heat" > 2 AND "time" = '1:10.57'

Question: What is the Heat for Smiljana Marinović?
SQL: SELECT COUNT("heat") FROM swimmer_2000 WHERE "name" = 'smiljana marinović'

Question: In heat 4, what is Byun Hye-young's Nationality?
SQL: SELECT "nationality" FROM swimmer_2000 WHERE "heat" = 4 AND "name" = 'byun hye-young'