What is Jockey, when Post is 12?
CREATE TABLE table_46428 (
    "Finished" real,
    "Time/ Behind" text,
    "Post" real,
    "Horse" text,
    "Jockey" text,
    "Trainer" text,
    "Owner" text
)
SELECT "Jockey" FROM table_46428 WHERE "Post" = '12'
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 Jockey, when Post is 12? ### Input: CREATE TABLE table_46428 (
    "Finished" real,
    "Time/ Behind" text,
    "Post" real,
    "Horse" text,
    "Jockey" text,
    "Trainer" text,
    "Owner" text
) ### Response: SELECT "Jockey" FROM table_46428 WHERE "Post" = '12'