two police officers riding motorcycles
person watching the police officers
carrying case on the back of a motorcycle
tail lights on the back of the motorcycle
white and black helmet on the officer
two police officers watching over traffic
flashing lights on the front of the motorcycle
leather boot on the police officer
patch on the leather jacket
girl in a white hood watching the police
two police officers riding on motorcycles
a woman in the background with a white shawl on her head
flashing red and blue emergency light
a shiny black knee-high boot
windshield of the motorcycle
a black and silver police motorcyclce
a policeman wearing a headset
a black and white police helmet
black front tire of a motorcycle
red, blue, and black emblem on the officer's jacket
Two police mans on their own motorcycle
police man wearing white and black helmet
police man wearing black leather jacket
police man wearing black pants
police man wearing black gloves
police man wearing black shoes
police man wearing black boots
police man holding on to motorcycle handles
police man sitting on motorcycle
police man driving a motorcycle
Two police officers on motorcycles
Police motorcycle with officer driving it
Police officer with helmet and radio
Tall black boots
Black uniform pants with gray stripes
Patch on sleeve of jacket
Black leather glove
The word POLICE
Front wheel of motorcycle
Black leather jacket
white and black helmet
red and blue lights
black rubber tire for a motorcycle
black riding pants
black riding boots
a microphone on the helmet
a person in a white hood
a black leather jacket
black riding gloves

Objects:
motorcycle
officer
motorcycle
officer
person
case
tail-light
helmet
light
boot
jacket
patch
hood
windshield
headset
front-tire
helmet
jacket
pants
glove
boot
handle
handle
hand
headset
pants
sleeve
word
light
light

Attributes:
name: motorcycle
attrs: black
name: officer
attrs: riding
watching
name: person
attrs: hooded
watching
name: case
name: tail-light
name: helmet
attrs: white
black
name: light
attrs: red
flashing
blue
name: boot
attrs: knee-high
tall
leather
black
name: jacket
attrs: leather
black
name: patch
name: hood
attrs: white
name: windshield
name: headset
name: front-tire
attrs: rubber
name: pants
attrs: black
name: glove
attrs: leather
black
name: handle
name: hand
name: sleeve
name: word

Contrastive attributes:
attr1: black
attr2: white
nouns: helmet
attr1: blue
attr2: red
nouns: light