1	apartment
2	bathroom
3	bedroom / hotel
4	bookstore / library
5	classroom
6	closet
7	computer cluster
8	conference room
9	copy / mail room
10	dining room
11	game room
12	gym
13	hallway
14	kitchen
15	laundry room
16	living room / lounge
17	lobby
18	office
19	stairs
20	storage / basement / garage
21	misc