How many parties are there in races involving Dawson Mathis?
CREATE TABLE table_1341663_11 (party VARCHAR, incumbent VARCHAR)
SELECT COUNT(party) FROM table_1341663_11 WHERE incumbent = "Dawson Mathis"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_1341663_11 (party VARCHAR, incumbent VARCHAR) Question: How many parties are there in races involving Dawson Mathis? [/INST] SELECT COUNT(party) FROM table_1341663_11 WHERE incumbent = "Dawson Mathis" </s>