If the gun used is the qf 12 pdr 12 cwt, what is the shell weight?
CREATE TABLE table_16439764_1 (shell__lb_ VARCHAR, gun VARCHAR)
SELECT shell__lb_ FROM table_16439764_1 WHERE gun = "QF 12 pdr 12 cwt"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_16439764_1 (shell__lb_ VARCHAR, gun VARCHAR) Question: If the gun used is the qf 12 pdr 12 cwt, what is the shell weight? [/INST] SELECT shell__lb_ FROM table_16439764_1 WHERE gun = "QF 12 pdr 12 cwt" </s>