What was the surface during wimbledon in 1974?
CREATE TABLE table_23258574_2 (
    surface VARCHAR,
    championship VARCHAR,
    year VARCHAR
)
SELECT surface FROM table_23258574_2 WHERE championship = "Wimbledon" AND year = 1974
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 was the surface during wimbledon in 1974? ### Input: CREATE TABLE table_23258574_2 (
    surface VARCHAR,
    championship VARCHAR,
    year VARCHAR
) ### Response: SELECT surface FROM table_23258574_2 WHERE championship = "Wimbledon" AND year = 1974