police car blocking the road
four police officers on motorcycles
protestor holding a red sign
police officer standing next to his motorcycle
line of people on the sidewalk
person crossing the street
bicycle lane sign painted on the road
crosswalk painted on the road
the back of a traffic sign
tall yellow streetlight
policeman standing by his motorcycle
blue light on back of bike
police car on road
white lines pinted on road
green leaves on trees
red light on back of bike
protester walking with red board
bus stop lit up at night
white high rise building
white helmet on head
part of a light
part fo a wheel
four motorcycle cops stopped in the middle of a street
a man standing next to a motorcycle
a police car with blue lights
a person in the street with their arms raised
white lines painted on a street
a person wearing a white helmet
a tall building with several levels
a crowd of people next to a street
a blue light on a motorcycle
a protestor holding a sign in the street.
three cops on their motorcycles.
a cop car with flashing lights on.
part of a street sign.
tall buildings in the city.
a lit up street light.
a building with lights turned on.
some parked cars on the street.
cyclist symbol on the street.
the back of a cops motorcycle.

Objects:
police car
road
police officer
police officer
police officer
police officer
motorcycle
motorcycle
motorcycle
motorcycle
protestor
sign
police officer
motorcycle
people
sidewalk
person
street
road
sign
crosswalk
traffic sign
streetlight
light
light
bike
bike
bike
bike
police car
lines
road
tree
tree
leaves
leaves
light
bike
protester
board
stop lit
night
stop
helmet
head
light
wheel
street
cops
police car
blue lights
street
lines
building
people
cop
cop
cop
motorcycles
lights
car
tall buildings
tall buildings
tall buildings
city
light
lights
building
car
car
car
symbol
cops motorcycle
cops

Attributes:
name: police car
name: road
name: police officer
name: motorcycle
name: protestor
name: sign
attrs: red
for bicycle lane
name: people
attrs: crowd
name: sidewalk
name: person
name: street
name: crosswalk
name: traffic sign
attrs: traffic's
name: streetlight
attrs: yellow
tall
name: light
attrs: red
blue
name: bike
name: lines
attrs: white
name: tree
name: leaves
attrs: green
name: protester
name: board
attrs: red
name: stop lit
name: night
name: stop
attrs: lit
bus
name: helmet
attrs: white
name: head
name: wheel
name: cops
attrs: motorcycle's
four
name: blue lights
attrs: blue
name: building
attrs: with several levels
tall
name: cop
name: motorcycles
name: lights
name: car
name: tall buildings
attrs: tall
name: city
name: symbol
name: cops motorcycle

Contrastive attributes:
attr1: blue
attr2: red
nouns: light