How many titles does the episode written by Joe Toplyn have?
CREATE TABLE table_25716397_1 (
    title VARCHAR,
    written_by VARCHAR
)
SELECT COUNT(title) FROM table_25716397_1 WHERE written_by = "Joe Toplyn"
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 titles does the episode written by Joe Toplyn have? ### Input: CREATE TABLE table_25716397_1 (
    title VARCHAR,
    written_by VARCHAR
) ### Response: SELECT COUNT(title) FROM table_25716397_1 WHERE written_by = "Joe Toplyn"