CREATE TABLE table_70991 ("Year" TEXT, "Venue" TEXT, "Winners" TEXT, "2nd place" TEXT, "3rd place" TEXT)

Who won when Karol Z bik came in 2nd?
SELECT "Winners" FROM table_70991 WHERE "2nd place" = 'karol ząbik'
SELECT "Winners" FROM "table_70991" WHERE "2nd place" = 'karol ząbik'