this is a crowd
this is a laptop
the laptop is black
the keys are black
the laptop is on
the people are paying attention
the people are watching
the woman has her arms crossed
the woman has gray hair
woman sitting with her arms crossed
open black laptop on a table
woman wearing coral colored shirt
silver and black smartphone
computer program on computer screen
brown pen on top of white paper
blue cord and black cord
woman wearing lanyard and white sleeveless shirt
woman with blonde hair
black computer on table
black keys on laptop
black cable on laptop
blue ethernet cable in laptop
white cords in laptop
black phone on table
clear cable connected into laptop
presentation appears on screen
a button on the keyboard
a button on the keyboard
a black and gray cellphone
a black laptop computer
a woman's white tank top
a green and white lanyard
a light shadow
a woman's blonde hair
a man's short cut hair
Cellphone sitting on table.
Open laptop displaying presentation.
Woman sitting in audience.

Objects:
laptop
laptop
keyboard
keys
laptop
people
people
woman
arms
woman
hair
woman
woman
shirt
phone
screen
computer program
pen
paper
cord
cord
woman/lanyard
woman
lanyard
shirt
hair
hair
woman
black computer
table
black touchpad
laptop
ethernet cable
laptop
cord
phone
tree
table
cable

Attributes:
name: laptop
attrs: black
name: keyboard
name: keys
attrs: black
name: people
name: woman
name: arms
name: hair
attrs: blonde
gray
name: shirt
attrs: coral colored
white
sleeveless
name: phone
attrs: smart
silver
black
name: screen
name: computer program
name: pen
attrs: brown
name: paper
attrs: white
name: cord
attrs: white
blue
name: woman/lanyard
name: lanyard
name: black computer
attrs: black
name: table
attrs: black
name: black touchpad
name: ethernet cable
attrs: blue
name: tree
name: cable
attrs: clear

Contrastive attributes:
attr1: black
attr2: silver
nouns: phone