Man wearing a black shirt
Man has a ponytail
Man typing on laptop
Laptop is on man's lap
Man wearing a white shirt
Man wearing blue jeans
Backpack on top of chair
Person wearing a watch
Man wearing glasses
People standing up
a group of people
a group of people with laptops
two men using their computers
a backpack in a chair
a ID badge around a neck
a clock on the back wall
a projector attached to the ceiling
a man with a pony tail
a man with a plaid shirt
a watch on a wrist
Class room full of students
Man with an apple laptop
Blue backpack on chair
Man wearing yellow plaid shirt
Clock on a wall
Man with a pony tail looking at a laptop
Students standing at the back of room
Lights on the ceiling
Girl wearing a bracelet on left hand
An empty chair with a jacket over it
A guy with his hair in a ponytail
A blue backpack on a chair
A silver laptop computer by Apple
A man with facial hair and long dark hair
A silver clock on the back wall
A name tag on a black lanyard
A guy in a yeloow plaid shirt
An overhead projector hanging from the ceiling
A girl looking at a phone
A person in a green shirt
an Apple MacBook computer
an Apple MacBook computer
an Apple MacBook computer
a black laptop computer
a blue and black backpack
a black corded lanyard
a black corded lanyard
a pair of blue jeans
a plastic white chair
a plastic white chair

Objects:
man
black shirt
man
ponytail
laptop
backpack
chair
man
glasses
brown bench
men
id badge
neck
ceiling
projector
watch
wrist
class room
students
backpack
chair
clock
wall
man
pony tail
laptop
guy
hair
ponytail
backpack
chair
laptop
man
facial hair
long hair
clock wall
projector
computer
lanyard
lanyard
lanyard
lanyard
lanyard

Attributes:
name: man
name: black shirt
attrs: black
name: ponytail
name: laptop
attrs: silver
name: backpack
attrs: blue
name: chair
name: glasses
name: brown bench
name: men
name: id badge
name: neck
name: ceiling
name: projector
name: watch
name: wrist
name: class room
name: students
name: clock
name: wall
name: pony tail
name: guy
name: hair
name: facial hair
name: long hair
attrs: long
dark
name: clock wall
attrs: silver
name: computer
name: lanyard
attrs: black

Contrastive attributes: