What incumbent was a federalist that was first elected in 1803?
CREATE TABLE table_2668374_18 (
    incumbent VARCHAR,
    party VARCHAR,
    first_elected VARCHAR
)
SELECT incumbent FROM table_2668374_18 WHERE party = "Federalist" AND first_elected = "1803"
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: What incumbent was a federalist that was first elected in 1803? ### Input: CREATE TABLE table_2668374_18 (
    incumbent VARCHAR,
    party VARCHAR,
    first_elected VARCHAR
) ### Response: SELECT incumbent FROM table_2668374_18 WHERE party = "Federalist" AND first_elected = "1803"