How many ships for the nation with grand total of 20?
CREATE TABLE table_name_13 (s_motor_ship___s_naval_trawler VARCHAR, grand_total VARCHAR)
SELECT s_motor_ship___s_naval_trawler FROM table_name_13 WHERE grand_total = 20
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_13 (s_motor_ship___s_naval_trawler VARCHAR, grand_total VARCHAR) Question: How many ships for the nation with grand total of 20? [/INST] SELECT s_motor_ship___s_naval_trawler FROM table_name_13 WHERE grand_total = 20 </s>