this is an off road racer
this guy is dirty
mud is all over the bike
the bike has a lot of mud in it
this racer is wearing green and white
his helmet is black and white
this racer's number is 307
the racer is on a muddy course
thee is a huge green field behind the racer
this is a black object behind the racer
man riding a dirt bike
the rider is dirty
the bike has a number
the number is black
the number is 307
the boots are dirty
man is wearing goggles
man is wearing a helmet
the helmet is white and black
the mouth piece is red
Pair of protective eye goggles
Motorbike front tire
Protective motor bike helmet
Muddy motor cross path
Motor bike contestant sign
A motor cross driver in competition
Breaking handle mechanism for stopping
outlying grassy area of track
Fox racing logo patch
Racer protective vest for impact
Black and white helmet for protection
Front dirt bike tire
Rear dirt bike tire
Fox kneepads with green patches
The number "307" written on bike
Left handle bar with hands gripped
Right hand gripping handle bar
Glasses with blue stripe protecting face
Green fox logo embedded on jacket
Black left shoulder pad
A boy on a dirtbike
white riding boots on feet
a black and white helmet
number 307 on front of bike
red breathing area of helmet
a black outfit with green and white
a black front fender
blue and black goggles
green and black gloves
green and red sticker on bike

Objects:
man
dirtbike
dirt
green, white uniform
helmet
307
dirt track
grass
object
black
boots
goggles
mouthpiece
front tire
brake
logo
vest
rear tire
knee pads
left handle
right handle
shoulder pad
front fender
gloves
sticker

Attributes:
name: man
name: dirtbike
attrs: dirty
name: dirt
name: green, white uniform
name: helmet
attrs: white
black
name: 307
name: dirt track
name: grass
name: object
name: black
name: boots
name: goggles
name: mouthpiece
attrs: red
name: front tire
name: brake
name: logo
name: vest
name: rear tire
name: knee pads
name: left handle
name: right handle
name: shoulder pad
name: front fender
name: gloves
name: sticker

Contrastive attributes:
attr1: black
attr2: white
nouns: helmet