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_20 (engine VARCHAR, tyres VARCHAR, driver VARCHAR)
### Question:
What was the engine belonging to Pierluigi Martini with a Tyre of P?
### Answer:
SELECT engine FROM table_name_20 WHERE tyres = "p" AND driver = "pierluigi martini"