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_84 (name VARCHAR, date VARCHAR, sunk_by VARCHAR)
### Question:
What is the name of the ship sunk by U-305 on 17 March 1943?
### Answer:
SELECT name FROM table_name_84 WHERE date = "17 march 1943" AND sunk_by = "u-305"