Who were the candidates in the election where william wilson was the incumbent?
CREATE TABLE table_2668336_19 (
    candidates VARCHAR,
    incumbent VARCHAR
)
SELECT candidates FROM table_2668336_19 WHERE incumbent = "William Wilson"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Who were the candidates in the election where william wilson was the incumbent? ### Input: CREATE TABLE table_2668336_19 (
    candidates VARCHAR,
    incumbent VARCHAR
) ### Response: SELECT candidates FROM table_2668336_19 WHERE incumbent = "William Wilson"