When john w. leftwich (uu) is the successor what is the date the successor was seated?
CREATE TABLE table_2147588_4 (date_successor_seated VARCHAR, successor VARCHAR)
SELECT date_successor_seated FROM table_2147588_4 WHERE successor = "John W. Leftwich (UU)"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_2147588_4 (date_successor_seated VARCHAR, successor VARCHAR) Question: When john w. leftwich (uu) is the successor what is the date the successor was seated? [/INST] SELECT date_successor_seated FROM table_2147588_4 WHERE successor = "John W. Leftwich (UU)" </s>