in april 13 who made the high rebounds
CREATE TABLE table_31447 (
    "Game" real,
    "Date" text,
    "Team" text,
    "Score" text,
    "High points" text,
    "High rebounds" text,
    "Location Attendance" text,
    "Series" text,
    "Streak" text
)
SELECT "High rebounds" FROM table_31447 WHERE "Date" = 'April 13'
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: in april 13 who made the high rebounds ### Input: CREATE TABLE table_31447 (
    "Game" real,
    "Date" text,
    "Team" text,
    "Score" text,
    "High points" text,
    "High rebounds" text,
    "Location Attendance" text,
    "Series" text,
    "Streak" text
) ### Response: SELECT "High rebounds" FROM table_31447 WHERE "Date" = 'April 13'