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_19 (entrant VARCHAR, year VARCHAR, chassis VARCHAR)
### Question:
What is the entrant earlier than 1956 with a Vanwall Special chassis?
### Answer:
SELECT entrant FROM table_name_19 WHERE year < 1956 AND chassis = "vanwall special"