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_93 (entrant VARCHAR, engine VARCHAR, year VARCHAR)
### Question:
Who used Gordini Straight-6 in 1956?
### Answer:
SELECT entrant FROM table_name_93 WHERE engine = "gordini straight-6" AND year = 1956