Table: swimming_200m_breaststroke_2000
Columns: rank
lane
name
nationality
time

Question: What did Ku Hyo-Jin rank?
SQL: SELECT COUNT("rank") FROM swimming_200m_breaststroke_2000 WHERE "name" = 'ku hyo-jin'

Question: What was the rank of the person who swam in Lane 7 with a time of 2:25.86?
SQL: SELECT SUM("rank") FROM swimming_200m_breaststroke_2000 WHERE "time" = '2:25.86' AND "lane" < 7