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_30 (paper_type VARCHAR, denomination VARCHAR, date_of_issue VARCHAR)
### Question:
Which Paper Type has a Denomination of $0.50 and Date of Issue 4 February 2005?
### Answer:
SELECT paper_type FROM table_name_30 WHERE denomination = "$0.50" AND date_of_issue = "4 february 2005"