What is the quantity preserved for the serial number of mallet and simple articulated locomotives?
CREATE TABLE table_name_19 (quantity_preserved VARCHAR, serial_numbers VARCHAR)
SELECT quantity_preserved FROM table_name_19 WHERE serial_numbers = "mallet and simple articulated locomotives"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_19 (quantity_preserved VARCHAR, serial_numbers VARCHAR) Question: What is the quantity preserved for the serial number of mallet and simple articulated locomotives? [/INST] SELECT quantity_preserved FROM table_name_19 WHERE serial_numbers = "mallet and simple articulated locomotives" </s>