What is the duration of the Expedition 20 ISS Zvezda?
CREATE TABLE table_name_40 (duration VARCHAR, spacecraft VARCHAR)
SELECT duration FROM table_name_40 WHERE spacecraft = "expedition 20 iss zvezda"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_40 (duration VARCHAR, spacecraft VARCHAR) Question: What is the duration of the Expedition 20 ISS Zvezda? [/INST] SELECT duration FROM table_name_40 WHERE spacecraft = "expedition 20 iss zvezda" </s>