If the winner is Bernhard Eisel, what is the stage maximum?
CREATE TABLE table_22941863_19 (stage INTEGER, winner VARCHAR)
SELECT MAX(stage) FROM table_22941863_19 WHERE winner = "Bernhard Eisel"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_22941863_19 (stage INTEGER, winner VARCHAR) Question: If the winner is Bernhard Eisel, what is the stage maximum? [/INST] SELECT MAX(stage) FROM table_22941863_19 WHERE winner = "Bernhard Eisel" </s>