CREATE TABLE table_198 ("Round" FLOAT, "Grand Prix" CLOB, "Pole Position" CLOB, "Fastest Lap" CLOB, "Winning Driver" CLOB, "Winning Constructor" CLOB, "Report" CLOB)

Who was the winning driver in round 6?
SELECT "Winning Driver" FROM table_198 WHERE "Round" = '6'
SELECT "Winning Driver" FROM "table_198" WHERE "Round" = '6'