What is the origin of aircraft in service in 1943 and retired in 1954?
CREATE TABLE table_13605170_2 (national_origin VARCHAR, retired VARCHAR, in_service VARCHAR)
SELECT national_origin FROM table_13605170_2 WHERE retired = "1954" AND in_service = "1943"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_13605170_2 (national_origin VARCHAR, retired VARCHAR, in_service VARCHAR) Question: What is the origin of aircraft in service in 1943 and retired in 1954? [/INST] SELECT national_origin FROM table_13605170_2 WHERE retired = "1954" AND in_service = "1943" </s>