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_49 (nat VARCHAR, principal_victims VARCHAR)
### Question:
What is the nationality of the ship when the principle victims are civilians?
### Answer:
SELECT nat FROM table_name_49 WHERE principal_victims = "civilians"