What is thea year the road closed April 13?
CREATE TABLE table_12791809_1 (year INTEGER, road_closed VARCHAR)
SELECT MAX(year) FROM table_12791809_1 WHERE road_closed = "April 13"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_12791809_1 (year INTEGER, road_closed VARCHAR) Question: What is thea year the road closed April 13? [/INST] SELECT MAX(year) FROM table_12791809_1 WHERE road_closed = "April 13" </s>