boy's backward red and white cap
white line on skateboard ramp
solid white line on asphalt
small blue disc on sidewalk
large black and white grafitti
pink and black grafitti
portion of stone bridge
portion of sparse green trees
large tan and white retaining wall
boy balancing on wall with outstretched arms
a young man on a skateboard
an overturned skateboard
a skateboard in mid air
graffitti on a piece of concrete
a row of trees
a bridge overpass
a red and white cap
a white t-shirt
a pair of blue jeans
a pair of black tennis shoes
A boy who is skateboarding
Graffiti on a wall
A man in a baseball cap
A person in a white shirt
A skateboarder on a graffitied wall
An outstretched human arm
A skateboard on its side
Two wheels on a skateboard
A boy skateboarding over a concrete surface
A thicket of branches
a skateboarder doing a trick
a black topped skate board
white wheels on front of  a skateboard
a curved concrete ramp
a skateboard standing on its side
pink, white, and black graffiti of bold letters
bare intertwining tree branches
red and white ballcap worn backwards
light blue colored jeans
a concrete roadway support

Objects:
cap
shirt
arm
sneakers
pants
knee
boy
skateboard
graffiti
graffiti
sky
trees
ground
skateboard
branch
ramp
ledge
rocks
wheel
leaves

Attributes:
name: cap
attrs: red
backwards
white
name: shirt
attrs: white
name: arm
attrs: extended
name: sneakers
attrs: black
name: pants
attrs: cuffed
jeans
name: knee
attrs: bent
name: boy
name: skateboard
attrs: sideways
name: graffiti
attrs: red
white
black
name: sky
attrs: blue
name: trees
attrs: small
name: ground
attrs: brown
name: branch
attrs: thin
name: ramp
name: ledge
name: rocks
name: wheel
attrs: white
name: leaves
attrs: green

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