If the assembly is the sixth assembly, what is the maximum election year?
CREATE TABLE table_23512864_4 (election_year INTEGER, assembly VARCHAR)
SELECT MAX(election_year) FROM table_23512864_4 WHERE assembly = "Sixth assembly"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23512864_4 (election_year INTEGER, assembly VARCHAR) Question: If the assembly is the sixth assembly, what is the maximum election year? [/INST] SELECT MAX(election_year) FROM table_23512864_4 WHERE assembly = "Sixth assembly" </s>