skateborder doing a trick
blue logo on the pool
red helmet on the man
guy taking a picture
white skateboard with wheels
nixon sign on the wall
knee pads on the guy
man with blue shirt
black and white checkered wall
helmet on the man's head
a man taking a picture
a man with a camera
a man on a skateboard
a man doing a skateboard trick
a man wearing a skateboard helmet
a wooden skateboard
the wheel on a skateboard
a man holding the side of a pool
a man holding a skateboard
a man wearing a red helmet
a man doing a trick on a skateboard
a man wearing a helmet
a man who is upside down
the strap on a helmet
Person skateboarding in a park
Wheels on a skateboard
Helmet no a skateboarder
Elbow brace on a skateboarder
Advertising signs on a skateboard wall
Red helmet on a skateboarder
Cement rim on a skateboard park
Blue cement wall on a skateboard park
Green hat on a man
Wristband on a man's arm
skateboard with white bottom
man wearing white shirt
person taking a picture
vans off the wall sign
the skateboarders right hand
the skateboarders left hand
the skateboarders black and white helmet
the skateboarders right foot
the skateboarders left foot
the skateboarders right knee pad

Objects:
pool
logo
red helmet
man
wall
sign
knee pad
knee pad
guy
man
blue shirt
checkered wall
helmet
man
head
man
camera
man
skateboard
helmet
man
snow
skateboard
wheel
skateboard
man
pool
red helmet
man
man
skateboard
man
helmet
man
strap
helmet
skateboard
wheels
wheels
helmet
skateboarder
signs
wall
skateboarder
helmet
ground
skateboard park
wall
wristband
man's arm
picture
person
skateboarder
hand
foot
skateboarder
skateboarders
knee pad

Attributes:
name: pool
name: logo
attrs: blue
name: red helmet
name: man
attrs: upside down
name: wall
attrs: skateboard
cement
blue
name: sign
attrs: nixon
name: knee pad
attrs: skateboarders
name: guy
name: blue shirt
name: checkered wall
attrs: black and white
name: helmet
attrs: skateboard
name: head
name: camera
name: skateboard
attrs: wooden
name: snow
name: wheel
name: strap
name: wheels
name: skateboarder
name: signs
attrs: advertising
name: ground
name: skateboard park
name: wristband
name: man's arm
name: picture
name: person
name: hand
attrs: skateboarders
name: foot
attrs: skateboarders
name: skateboarders

Contrastive attributes: