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 debate_people (Name VARCHAR, People_id VARCHAR, Affirmative VARCHAR); CREATE TABLE people (Name VARCHAR, People_id VARCHAR, Affirmative VARCHAR)
### Question:
List the names of people that have not been on the affirmative side of debates.
### Answer:
SELECT Name FROM people WHERE NOT People_id IN (SELECT Affirmative FROM debate_people)