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 Faculty (FacID VARCHAR); CREATE TABLE Faculty_participates_in (FacID VARCHAR)
### Question:
Show the ids of the faculty who don't participate in any activity.
### Answer:
SELECT FacID FROM Faculty EXCEPT SELECT FacID FROM Faculty_participates_in