What is Written By, when Originalairdate is 25 April 1993?
CREATE TABLE table_name_31 (
    written_by VARCHAR,
    originalairdate VARCHAR
)
SELECT written_by FROM table_name_31 WHERE originalairdate = "25 april 1993"
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 Written By, when Originalairdate is 25 April 1993? ### Input: CREATE TABLE table_name_31 (
    written_by VARCHAR,
    originalairdate VARCHAR
) ### Response: SELECT written_by FROM table_name_31 WHERE originalairdate = "25 april 1993"