Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE publication (Book_ID VARCHAR, Price INTEGER); CREATE TABLE book (Writer VARCHAR, Book_ID VARCHAR)
### Question:
Show writers who have published a book with price more than 4000000.
### Answer:
SELECT T1.Writer FROM book AS T1 JOIN publication AS T2 ON T1.Book_ID = T2.Book_ID WHERE T2.Price > 4000000