CREATE TABLE table_603 ("No" FLOAT, "Player" TEXT, "Height" TEXT, "Position" TEXT, "Year born" FLOAT, "Current Club" TEXT)

What year was Robert Skibniewski born?
SELECT "Year born" FROM table_603 WHERE "Player" = 'Robert Skibniewski'
SELECT "Year born" FROM "table_603" WHERE "Player" = 'Robert Skibniewski'