this is a laptop
they are two laptops in number
these are the buttons
the buttons are black in color
this is a bottle
the bottle is black in color
this is a book
the cover is black in color
this is the screen
this is a table
table with laptops and belongings
black surface of screen
white characters on grey keys
muted shades of color on screen
dark keys on lighter background
beverage container with handled top
stacks of books and papers
character with big head on card
container with a pointed end
split box with reflective panels
water bottle next to laptop
POLICE written on building
laptop monitor is off
two laptops
a book behind the laptop
the water bottle is metal
the water bottle is black
serial number of the laptop
keyboards of laptops
mousepads on the laptop
bar code on the computer
touch pad on the computer
computers black, labeled keys
computers lap top screen
silver thermos behind the computer
black bin behind the lap top
glare on lap top screeen
lap top hinge for screen
space bar on the lap top
black labeled "n" key on lap top
part of a screen
part of a desktop
part of a surface
edge of a  keyboard
part of a mouse
part of an edge
edge of a laptop
part of  a slot
part of a shade
part of  a shade

Objects:
they
number
these
buttons
buttons
color
color
bottle
cover
color
this
screen
table
belongings
black
screen
white
keys
muted
screen
dark keys
background
beverage
top
stacks
papers
character
card
container
end
split box
panels
water
laptop
police
building
laptop monitor
off
there
laptops
a
laptop
water bottle
water bottle
number
laptop
laptops
keyboards
mousepads
laptops
barcode
computer
computer
touchpad
computer keys
screen
thermos
computer
bin
laptop
glare
screen
laptop hinge
screen
spacebar
laptop
n key
laptop
part
screen
part
desktop
part
surface
edge
keyboard
part
mouse
part
edge
edge
laptop
part
slot
part
shade
shade

Attributes:
name: they
name: number
attrs: serial number
name: these
name: buttons
name: color
name: bottle
name: cover
name: this
name: screen
attrs: laptop screen
computer's laptop screen
name: table
name: belongings
name: black
name: white
name: keys
attrs: grey
name: muted
name: dark keys
name: background
name: beverage
name: top
name: stacks
name: papers
name: character
name: card
name: container
name: end
name: split box
name: panels
name: water
name: laptop
name: police
name: building
name: laptop monitor
name: off
name: there
name: laptops
name: a
name: water bottle
attrs: black
metal
name: keyboards
name: mousepads
name: barcode
name: computer
name: touchpad
name: computer keys
attrs: labeled
black
name: thermos
attrs: silver
name: bin
attrs: black
name: glare
name: laptop hinge
name: spacebar
name: n key
attrs: labelled
black
name: part
name: desktop
name: surface
name: edge
name: keyboard
name: mouse
name: slot
name: shade

Contrastive attributes: