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_54 (perpetrator VARCHAR, killed VARCHAR, country VARCHAR, location VARCHAR)
### Question:
Who is the perpetrator in Uganda who killed 12 in Kampala?
### Answer:
SELECT perpetrator FROM table_name_54 WHERE country = "uganda" AND location = "kampala" AND killed = "12"