How many candidates were there in the election for William Jennings Bryan Dorn's seat?
CREATE TABLE table_1341897_42 (candidates VARCHAR, incumbent VARCHAR)
SELECT COUNT(candidates) FROM table_1341897_42 WHERE incumbent = "William Jennings Bryan Dorn"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_1341897_42 (candidates VARCHAR, incumbent VARCHAR) Question: How many candidates were there in the election for William Jennings Bryan Dorn's seat? [/INST] SELECT COUNT(candidates) FROM table_1341897_42 WHERE incumbent = "William Jennings Bryan Dorn" </s>