Question: What's the rank for Daewoo Business Center when the notes are Cancelled?
SQL: SELECT "Rank" FROM "2-15039040-6" WHERE "Notes" = 'Cancelled' AND "Name" = 'Daewoo Business Center';

Question: How many floors have a Height m / feet of 900 / 2,952?
SQL: SELECT "Floors" FROM "2-15039040-6" WHERE "Height m / feet" = '900 / 2,952';

Question: What is the height for Shanghai X-1 Financial Building?
SQL: SELECT "Height m / feet" FROM "2-15039040-6" WHERE "Name" = 'Shanghai X-1 Financial Building';

Question: What is the rank for the 96 floors?
SQL: SELECT "Rank" FROM "2-15039040-6" WHERE "Floors" = '96';