CREATE TABLE table_14539 ("Race" CLOB, "Position" CLOB, "Time" CLOB, "Speed" CLOB, "Replica" CLOB)

What was the speed of the Superbike race?
SELECT "Speed" FROM table_14539 WHERE "Race" = 'superbike'
SELECT "Speed" FROM "table_14539" WHERE "Race" = 'superbike'