two police officers on bikes
red headlights on a motorcycle
blue headlights on a motorcycle
the front tires of two motorcycles
white dotted line on the pavement
a white pickup truck
white headlights on a pickup truck
a metal sign bar
a green and white highway sign
a white and black speed limit sign
bike with red lights
bike with blue lights
white clouds in blue sky
white clouds in blue sky
white clouds in blue sky
white clouds in blue sky
white clouds in blue sky
Some traffic is moving in a city
Some police bikes are ahead of some cars
The police are looking for traffic violators
The police are hunting for lawbreakers
Two policemen are working together nicely
Two police bikes are side by side
Two police bikes are out in the daytime
Two police bikes are running on pavement
Two policemen are wearing their helmets
Two policemen are enjoying the day
black and white traffic sign
black metal street light pole
red light on front of motorcycle
row of reflectors on road
row of metal street lights
person riding white motorcycle
white license plate on front of truck
white truck with headlights on
row of windows on side of building
grey concrete safety barrier
two cops on the street
this cop has red lights
this copo has blue lights
this truck is white
this truck is white
a cop car in the background
a building in the background
street lights in the area
a bulding next to the street
the speed limit sign is 25
TWO PEOPLE RIDING MOTORCYCLES
A FRONT MOTORCYCLE TIRE
A REAR MOTORCYCLE TIRE
A WHITE MOTORCYCLE HELMET
A WHITE TRUCK
TWO CAR HEADLIGHTS
A SPEED LIMIT SIGN
AN OUTDOOR STREET LIGHT
TWO BUILDINGS IN THE DISTANCE
THE FENDER ON A MOTORCYCLE

Objects:
clouds
red light
motorcycle
road
reflector
reflector
reflector
reflector
reflector
street light
street light
street light
street light
street light
person
white motorcycle
license plate
truck
truck
truck
headlights
windows
building
cop
cop
street
cop
lights
cop bike
truck
truck
car
street lights
building

Attributes:
name: clouds
attrs: in the picture
name: red light
attrs: red
name: motorcycle
name: road
name: reflector
name: street light
attrs: metal
name: person
name: white motorcycle
attrs: white
name: license plate
attrs: white
name: truck
attrs: in the picture
name: headlights
name: windows
name: building
attrs: in the picture
name: cop
attrs: in the picture
name: street
name: lights
attrs: blue
name: cop bike
name: car
attrs: in the picture
name: street lights
attrs: in the picture

Contrastive attributes: