How many dates have silverstone circuit
CREATE TABLE table_1140103_6 (date VARCHAR, circuit VARCHAR)
SELECT COUNT(date) FROM table_1140103_6 WHERE circuit = "Silverstone"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_1140103_6 (date VARCHAR, circuit VARCHAR) Question: How many dates have silverstone circuit [/INST] SELECT COUNT(date) FROM table_1140103_6 WHERE circuit = "Silverstone" </s>