What is the namesake of the ship that was commissioned or completed(*) 16 april 1864?
CREATE TABLE table_12592074_1 (
    namesake VARCHAR,
    commissioned_or_completed_ VARCHAR,
    _ VARCHAR
)
SELECT namesake FROM table_12592074_1 WHERE commissioned_or_completed_ * _ = "16 April 1864"
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 is the namesake of the ship that was commissioned or completed(*) 16 april 1864? ### Input: CREATE TABLE table_12592074_1 (
    namesake VARCHAR,
    commissioned_or_completed_ VARCHAR,
    _ VARCHAR
) ### Response: SELECT namesake FROM table_12592074_1 WHERE commissioned_or_completed_ * _ = "16 April 1864"