What is John Shadegg's First Elected date?
CREATE TABLE table_name_18 (first_elected INTEGER, incumbent VARCHAR)
SELECT AVG(first_elected) FROM table_name_18 WHERE incumbent = "john shadegg"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_18 (first_elected INTEGER, incumbent VARCHAR) Question: What is John Shadegg's First Elected date? [/INST] SELECT AVG(first_elected) FROM table_name_18 WHERE incumbent = "john shadegg" </s>