What stadium had an opponent of Cal State Fullerton Titans?
CREATE TABLE table_name_56 (
    stadium VARCHAR,
    opponent VARCHAR
)
SELECT stadium FROM table_name_56 WHERE opponent = "cal state fullerton titans"
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: What stadium had an opponent of Cal State Fullerton Titans? ### Input: CREATE TABLE table_name_56 (
    stadium VARCHAR,
    opponent VARCHAR
) ### Response: SELECT stadium FROM table_name_56 WHERE opponent = "cal state fullerton titans"