What was the average tonnage for the Siljan ship from Sweden?
CREATE TABLE table_name_97 (tonnage INTEGER, nationality VARCHAR, name_of_ship VARCHAR)
SELECT AVG(tonnage) FROM table_name_97 WHERE nationality = "sweden" AND name_of_ship = "siljan"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_97 (tonnage INTEGER, nationality VARCHAR, name_of_ship VARCHAR) Question: What was the average tonnage for the Siljan ship from Sweden? [/INST] SELECT AVG(tonnage) FROM table_name_97 WHERE nationality = "sweden" AND name_of_ship = "siljan" </s>