A white computer mouse.
A blue USB stick.
Part of a laptop computer.
A purple and grey mousepad.
A clear water bottle with a red and white label.
A clear pen with black ink.
A wooden desk.
A black and silver computer keyboard.
The bottom half of a white computer monitor.
A stack of cases.
A white computer mouse
A clear plastic water bottle
A small blue USB drive
A clear ballpoint pen
A brown wooden desk
A red light on the mouse
Two small grey buttons
A thin black wire
The backspace button
A keyboard with black keys
A white and grey computer mouse
A plastic water bottle
A small blue thumb drive
A  transparent ball point pen
Ink in the pen
A wooden death beneath the computer
The laptop is turned on
A small green light
A small blue flash drive
A black button that says "delete"
A small green light
A grey and black keyboard
The laptop is on
A clear plastic bottle
A misrosoft white mouse
A computer flash disk
A computer key board
An opened computer laptop
A water bottle on a table
A bic ball pen on the table
A brown surface of table
A purple mouse mat
A computer desktop stand
Compact disks on a table

Objects:
mouse
usb stick
keyboard
laptop
mousepad
bottle
label
pen
ink
desk
keyboard
monitor
cases
light
buttons
wire
key
backspace
keys
light
key
delete

Attributes:
name: mouse
attrs: microsoft
grey
white
name: usb stick
attrs: blue
name: keyboard
attrs: silver
grey
black
name: laptop
name: mousepad
attrs: grey
purple
name: bottle
attrs: plastic
clear
name: label
name: pen
attrs: transparent
clear
name: ink
name: desk
attrs: brown
wooden
name: monitor
attrs: white
name: cases
name: light
attrs: green
name: buttons
name: wire
name: key
name: backspace
name: keys
name: delete

Contrastive attributes:
attr1: black
attr2: silver
nouns: keyboard
attr1: glass
attr2: wooden
nouns: bottle