When was the date of appointment for the manager replacing Wim Jansen? 
CREATE TABLE table_16075179_6 (date_of_appointment VARCHAR, outgoing_manager VARCHAR)
SELECT date_of_appointment FROM table_16075179_6 WHERE outgoing_manager = "Wim Jansen"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_16075179_6 (date_of_appointment VARCHAR, outgoing_manager VARCHAR) Question: When was the date of appointment for the manager replacing Wim Jansen?  [/INST] SELECT date_of_appointment FROM table_16075179_6 WHERE outgoing_manager = "Wim Jansen" </s>