the clock on the wall
the blue chair with small desk
the silver legs on the chair
the silver legs on the chair
the silver legs on the chair
the silver legs on the chair
the silver legs on the chair
the solid painted wall
the small desk attached to the chair
the white faced clock on the wall
the chairs are blue
the chairs are blue
Blue seat with desk top
Shelf hanging on the wall
Four silver legs on the chair
Clock hanging on the wall
The desk top is wooden
Corner in the room
Object sitting on desk
Black bottom on chair leg
Group of desks pushed together
Speaker sitting on shelf
part of  a wall
edge of a  chair
part of a floor
edge of a  shelf
edge of a  board
part of a stannd
part of a chair
part of a shade
edge of a metal
A round clock on wall.
A group of desks in classroom.
A single black chair.
2 projectors hanging on wall.
A clock with a black rim.
A white wall at back of classroom.
A gray outlet behind projector.
A brown wooden shelf on right of back wall.
A white wall outlet.
A white piece of trash on desk.

Objects:
clock
wall
chair
desk
legs
legs
legs
chairs
chairs
chairs
shelf
leg
leg
leg
leg
corner
room
object
bottom
speaker
shelf
edge
floor
edge
edge
metal
desk
desk
chair
projector
projector
rim
outlet

Attributes:
name: clock
attrs: white faced
round
name: wall
attrs: white
wall
name: chair
attrs: single
blue
black
chair
name: desk
attrs: small
wooden
name: legs
attrs: silver
name: chairs
attrs: blue
name: shelf
attrs: brown
wooden
hanging
name: leg
attrs: silver
name: corner
name: room
name: object
name: bottom
attrs: black
name: speaker
name: edge
name: floor
attrs: floor
name: metal
name: projector
name: rim
attrs: black
name: outlet
attrs: gray

Contrastive attributes: