Tell me the surface for 16 april 2007
CREATE TABLE table_32052 (
    "Outcome" text,
    "Date" text,
    "Tournament" text,
    "Surface" text,
    "Partner" text,
    "Opponents in the final" text,
    "Score in the final" text
)
SELECT "Surface" FROM table_32052 WHERE "Date" = '16 april 2007'
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: Tell me the surface for 16 april 2007 ### Input: CREATE TABLE table_32052 (
    "Outcome" text,
    "Date" text,
    "Tournament" text,
    "Surface" text,
    "Partner" text,
    "Opponents in the final" text,
    "Score in the final" text
) ### Response: SELECT "Surface" FROM table_32052 WHERE "Date" = '16 april 2007'