which opponent had the highest attendance after north carolina on june 21 ?
CREATE TABLE table_203_471 (
    id number,
    "#" number,
    "date" text,
    "opponent" text,
    "score" text,
    "site/stadium" text,
    "win" text,
    "loss" text,
    "save" text,
    "attendance" number,
    "overall record" text,
    "ncaat record" text
)
SELECT "opponent" FROM table_203_471 WHERE "date" > (SELECT "date" FROM table_203_471 WHERE "date" = 'june 21') ORDER BY "attendance" DESC LIMIT 1
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: which opponent had the highest attendance after north carolina on june 21 ? ### Input: CREATE TABLE table_203_471 (
    id number,
    "#" number,
    "date" text,
    "opponent" text,
    "score" text,
    "site/stadium" text,
    "win" text,
    "loss" text,
    "save" text,
    "attendance" number,
    "overall record" text,
    "ncaat record" text
) ### Response: SELECT "opponent" FROM table_203_471 WHERE "date" > (SELECT "date" FROM table_203_471 WHERE "date" = 'june 21') ORDER BY "attendance" DESC LIMIT 1