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 station (LOCATION VARCHAR, number_of_platforms VARCHAR)
### Question:
Show all locations which don't have a train station with at least 15 platforms.
### Answer:
SELECT LOCATION FROM station EXCEPT SELECT LOCATION FROM station WHERE number_of_platforms >= 15