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 table_name_45 (Control VARCHAR, year VARCHAR, builder VARCHAR)
### Question:
I want the control trailers for 1931 with builder of grcw
### Answer:
SELECT Control AS trailers FROM table_name_45 WHERE year = "1931" AND builder = "grcw"