Who sanctioned the event at fayette county speedway?
CREATE TABLE table_16275828_4 (sanction VARCHAR, track_name VARCHAR)
SELECT sanction FROM table_16275828_4 WHERE track_name = "Fayette County Speedway"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_16275828_4 (sanction VARCHAR, track_name VARCHAR) Question: Who sanctioned the event at fayette county speedway? [/INST] SELECT sanction FROM table_16275828_4 WHERE track_name = "Fayette County Speedway" </s>