Who was the incumbent in the Arkansas 2 district election?
CREATE TABLE table_18436 (
    "District" text,
    "Incumbent" text,
    "Party" text,
    "First elected" real,
    "Result" text,
    "Candidates" text
)
SELECT "Incumbent" FROM table_18436 WHERE "District" = 'Arkansas 2'
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 was the incumbent in the Arkansas 2 district election? ### Input: CREATE TABLE table_18436 (
    "District" text,
    "Incumbent" text,
    "Party" text,
    "First elected" real,
    "Result" text,
    "Candidates" text
) ### Response: SELECT "Incumbent" FROM table_18436 WHERE "District" = 'Arkansas 2'