Table: swimming_2008_womens_50m_2
Columns: rank
lane
name
nationality
time

Question: What's the lowest rank of Lane 3?
SQL: SELECT MIN("rank") FROM swimming_2008_womens_50m_2 WHERE "lane" = 3

Question: What's the highest lane of rank 4 with a time less than 24.72?
SQL: SELECT MAX("lane") FROM swimming_2008_womens_50m_2 WHERE "time" < 24.72 AND "rank" = 4

Question: What's the time of Britta Steffen in a lane less than 4?
SQL: SELECT SUM("time") FROM swimming_2008_womens_50m_2 WHERE "lane" < 4 AND "name" = 'britta steffen'

Question: What's the lowest rank of the United States with a time less than 24.63?
SQL: SELECT MIN("rank") FROM swimming_2008_womens_50m_2 WHERE "nationality" = 'united states' AND "time" < 24.63