what is the difference in years between constiuency 1 and 2 ?
CREATE TABLE table_203_447 (
    id number,
    "constituency" number,
    "region" text,
    "name" text,
    "party" text,
    "last elected" number
)
SELECT (SELECT "last elected" FROM table_203_447 WHERE "constituency" = 1) - (SELECT "last elected" FROM table_203_447 WHERE "constituency" = 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: what is the difference in years between constiuency 1 and 2 ? ### Input: CREATE TABLE table_203_447 (
    id number,
    "constituency" number,
    "region" text,
    "name" text,
    "party" text,
    "last elected" number
) ### Response: SELECT (SELECT "last elected" FROM table_203_447 WHERE "constituency" = 1) - (SELECT "last elected" FROM table_203_447 WHERE "constituency" = 2)