How many people wrote episode number 2 of the season?
CREATE TABLE table_25737761_4 (
    writer VARCHAR,
    _number VARCHAR
)
SELECT COUNT(writer) FROM table_25737761_4 WHERE _number = 2
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: How many people wrote episode number 2 of the season? ### Input: CREATE TABLE table_25737761_4 (
    writer VARCHAR,
    _number VARCHAR
) ### Response: SELECT COUNT(writer) FROM table_25737761_4 WHERE _number = 2