Table: swimming_2000_womens_100m
Columns: rank
lane
name
nationality
time

Question: What is the lowest numbered lane of Sue Rolph with a rank under 5?
SQL: SELECT MIN("lane") FROM swimming_2000_womens_100m WHERE "name" = 'sue rolph' AND "rank" < 5

Question: What is the lane number of the swimmer with a time of 55.69?
SQL: SELECT "lane" FROM swimming_2000_womens_100m WHERE "time" = 55.69