Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_29 (date VARCHAR, republican VARCHAR, sample_size VARCHAR)
### Question:
What was the date of the poll with a sample size of 496 where Republican Mike Huckabee was chosen?
### Answer:
SELECT date FROM table_name_29 WHERE republican = "mike huckabee" AND sample_size = 496