CREATE TABLE table_203_104 (id DECIMAL, "athlete" TEXT, "nation" TEXT, "olympics" TEXT, "gold" DECIMAL, "silver" DECIMAL, "bronze" DECIMAL, "total" DECIMAL)

which athlete was from south korea after the year 2010 ?
SELECT "athlete" FROM table_203_104 WHERE "nation" = 'south korea'
SELECT "athlete" FROM "table_203_104" WHERE "nation" = 'south korea'