What was the year when the diameter was 729 km?
CREATE TABLE table_name_59 (year_named VARCHAR, diameter__km_ VARCHAR)
SELECT year_named FROM table_name_59 WHERE diameter__km_ = 729
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_59 (year_named VARCHAR, diameter__km_ VARCHAR) Question: What was the year when the diameter was 729 km? [/INST] SELECT year_named FROM table_name_59 WHERE diameter__km_ = 729 </s>