CREATE TABLE table_23130 ("Pick #" FLOAT, "Player" TEXT, "Position" TEXT, "Nationality" TEXT, "NHL team" TEXT, "College/junior/club team" TEXT)

What's the nationality of the player coming from Edmonton Oil Kings (WCHL)?
SELECT "Nationality" FROM table_23130 WHERE "College/junior/club team" = 'Edmonton Oil Kings (WCHL)'
SELECT "Nationality" FROM "table_23130" WHERE "College/junior/club team" = 'Edmonton Oil Kings (WCHL)'