young boy riding on gray skateboard
boy wearing black helmet and protective gear on arms
boy lying stomach down on skateboard
knees bent and feet flat
red, green and yellow wheel under front of board
flat gray surface with boy's irregular shadow
straight fingers pointing
ear between black straps of helmet
long black shirt over gray shorts and kneepads
eyes and face looking forward
black helmet on a kid's head
skating elbow pad
the bottom of a boy's sneakers with the jordan logo
part of a skate board with red wheels on a pavement
young boy lying on a skate board
one of the wheels on a skateboard
a boy wearing a black t-shirt with elbow pads
a black knee pad on a boy's knee
boy with helmet and has his chin on a skateboard
part of the skating rank
black shiny helmet on head
black shiny skate helmet
black straps of helmet
soles of grey shoes
elbow pads on arms
orange wheels on skateboard
black grip tape on skateboard
wooden outline on board
small silver screw on pad
wrist pad on hands of kid
A boy is laying on top of a skateboard.
A boy is wearing a black helmet.
A boy is wearing elbow pads.
A boy is wearing knee pads.
A skateboard is underneath a boy.
Skateboard has red and green wheels.
A boy is wearing grey shoes.
A skateboard is on the ground.
A boy is wearing a black shirt.
A boy is wearing white shorts.
young boy riding his skateboard down the road
young boy on a skateboard
properly positioned black helmet
black athletic style t-shirt
knee length heather gray gym shorts
gray and blue skater style shoes
elbow and wrist guards for protection
knee pads for protection against falls
black skateboard with tan underneath
red skateboard wheel with a green center

Objects:
boy
skateboard
skateboard
knees
feet
wheel/front
shadow
surface
finger
finger
finger
ear
black straps
helmet
shorts
shirt
kneepads
eyes
face
helmet
head
pad
elbow
boy
shirt
elbow pad
elbow pad
helmet
chin
skateboard
head
helmet
grey shoes
soles
grey shoes
soles
skateboard
tape
screw
screw
screw
screw
pad
boy
pad
pad
boy
knee pad
skateboard
wheels
wheel
shoe
shoe
ground
shorts
boy
road
skater
shoes
shoes
guard
guard
black skateboard

Attributes:
name: boy
attrs: young
name: skateboard
attrs: gray
name: knees
attrs: bent
name: feet
attrs: flat
name: wheel/front
attrs: red
yellow
green
name: shadow
attrs: irregular
name: surface
attrs: gray
flat
name: finger
attrs: pointing
straight
name: ear
name: black straps
attrs: black
name: helmet
attrs: shiny
boy's
black
name: shorts
attrs: white
gray
name: shirt
attrs: long
black
name: kneepads
name: eyes
name: face
name: head
name: pad
name: elbow
name: elbow pad
name: chin
attrs: boy's
name: grey shoes
attrs: grey
name: soles
name: tape
attrs: black
name: screw
attrs: small
silver
name: knee pad
name: wheels
attrs: red
green
name: wheel
attrs: red
green
name: shoe
attrs: grey
name: ground
name: road
name: skater
name: shoes
attrs: gray
blue
name: guard
name: black skateboard
attrs: black
tan

Contrastive attributes:
attr1: red
attr2: green
nouns: wheel
wheels