CREATE TABLE table_204_694 (id NUMBER, "year" CLOB, "name" CLOB, "date" CLOB, "stages" NUMBER, "distance" CLOB, "winner" CLOB, "time" CLOB)

how many marlboro tours did carlo guieb win ?
SELECT COUNT(*) FROM table_204_694 WHERE "winner" = 'carlo guieb'
SELECT COUNT(*) FROM "table_204_694" WHERE "winner" = 'carlo guieb'