Stairs below the skater
A railing next to the stairs
The ground next to the stairs
A ramp by the stairs
A skateboard in the air
A skater in the air
A half pipe behind the skater
Stairs connected to the half pipe
A person watching the skater in the air
The right hand of the skater
person wearing a helmet
person doing skateboard trick
pair of black pants
black and white shoe
black and white shoe
leg of a person
leg of a person
leg of a person
metal support on a handrail
metal support on a handrail
a champion skateboarder in the air
a red headed young man in the air
helmet on the head of a skateboarder
a person watching the tricks
a person watching the skateboarder
a rail that is used for tricks
a skateboard being flipped over
strong lights on the ceiling
a smooth ramp for skateboarding
an object on the wrist of the skateboarder
man skate boarding in air
skate board in the air
skate board up side down
wheel on bottom of board
green wrist band on guy
black elbow pad on arm
black jeans on man
man doing trick no baord
black metal railings
brown steps for skating
Lone metal post on concrete
Skateboard in the air
Long concrete steps inside
Small red brick wall
Small red brick wall
Small red brick on  wall
Small red brick on  wall
Small red brick on  wall
Small red brick on  wall
Small red brick on  wall

Objects:
stairs
skater
railing
ground
ramp
skateboard
air
pipe
person
hand
helmet
pants
black
shoe
leg
leg
leg
support
support
support
hair
lights
ceiling
wrist
object
wheel
elbow pad
arm
board
man
wall

Attributes:
name: stairs
attrs: inside
brown
name: skater
name: railing
attrs: black
metal
name: ground
name: ramp
attrs: smooth
name: skateboard
name: air
name: pipe
name: person
name: hand
name: helmet
name: pants
attrs: black
name: black
attrs: white
black
name: shoe
attrs: white
black
name: leg
name: support
attrs: metal
name: hair
attrs: red
name: lights
name: ceiling
name: wrist
attrs: green
name: object
name: wheel
name: elbow pad
attrs: black
name: arm
name: board
name: man
name: wall
attrs: red
brick
small

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