What stage number had the general classification Rory Sutherland?
CREATE TABLE table_23157997_13 (stage VARCHAR, general_classification VARCHAR)
SELECT COUNT(stage) FROM table_23157997_13 WHERE general_classification = "Rory Sutherland"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23157997_13 (stage VARCHAR, general_classification VARCHAR) Question: What stage number had the general classification Rory Sutherland? [/INST] SELECT COUNT(stage) FROM table_23157997_13 WHERE general_classification = "Rory Sutherland" </s>