the skateboard the man is riding
the ramp  the man is skating on
the building the man is skating in
a board on the wall
the man riding a skateboard
the name in the corner
the pole by the wall
the wall by the ramp
some poles on the wall
the shoes on the man
man on a skateboard
shadow of man on the skateboard
black skateboard man is on
top ledge of skateboard ramp
pants of man on skateboard
wall behind skateboard ramp
part of ramp below the skateboard
shirt man on skateboard is wearing
ceiling above the skateboarder's shadow
part of wooden beam on ceiling over skateboarder
a young man riding a skate board
a young man with short hair
a black skate board
a young man wearing a white shirt
a persons shadow on a wall
a wooden skateboard ramp
a young man wearing black tennis shoes
a young man wearing grey pants
a young man on a skateboard
a young man on a skateboard ramp
a brown wooden ceiling.
a smooth skateboard ramp.
a shadow of a man.
a black skateboard.
a black metal instrument.
a man is wearing grey pants.
a man is wearing a white red and blue shirt.
a piece of board.
a man is wearing black sneakers.
a man is skateboarding down the ramp.
The skateboarder currently riding
The skateboard currently being ridden
The shadow of the skateboarder on the wall
The rail on top of the ramp
The copyright symbol on the photo
The name of the photographer on the photo
The left arm of the boarder
The right arm of the boarder
The head of the skateboarder
The ramp the boarder is on

Objects:
ramp
man
building
skateboard
name
pole
wall
wall
ramp
poles
wall
shoes
man
skateboard
man
pants
shirt
skateboard
ceiling shadow
skateboarder's shadow
ceiling
signal
beam
skateboarder
skateboard
man
shirt
ramp
young man
skateboard ramp
shadow
skateboard
white shirt
board
sneaker
sneaker
skateboarder
shadow
wall
name
arm
boarder

Attributes:
name: ramp
attrs: wooden
name: man
attrs: young
name: building
name: skateboard
attrs: black
name: name
attrs: corner
name: pole
name: wall
name: poles
attrs: some
name: shoes
name: pants
name: shirt
attrs: white
name: ceiling shadow
name: skateboarder's shadow
name: ceiling
name: signal
name: beam
attrs: wooden
name: skateboarder
name: young man
attrs: young
name: skateboard ramp
name: shadow
name: white shirt
attrs: red
white
blue
name: board
name: sneaker
attrs: black
name: arm
name: boarder

Contrastive attributes: