a metal post
a metal railing
a red painted ramp
a white shirt on a boy
blue jeans on a boy
a skateboard on the edge of a ramp
a yellow sign on a post
a red brick building
a red metal support post
a tree behind a fence
Skateboarder going down ramp.
Train tracks behind skater.
Blue brush next to ramp.
Jeans worn by skater.
White tshirt being worn.
Yellow sign on pole.
Trees in the background.
Building in the background.
Blue marking on ramp.
Rails and poles for trains.
the ramp is red
the ramp is red
the ramp is red
a white shirt on a man
blue jeans on a ramp
a man going down a ramp on a skateboard
blue lines painted on a red ramp
a concrete floor below a ramp
a red painted concrete ramp
a car along the road
a fence along a road
train tracks running alongside a walkway
a blue and white sky
a boy riding a skateboard
a set of train tracks
a red train stopping block
overhead electrical wires
a pair of blue jeans
a black skateboard
a white men's t-shirt
a yellow pole mounted sign
worn blue graffiti
buildings in the distance

Objects:
post
rail
ramp
shirt
boy
jean
jean
skateboard
sign
building
post
tree
fence
tracks
brush
tree
building
mark
pole
jeans
floor
car
fence
walkway
sky
block
wires

Attributes:
name: post
attrs: red
metal
name: rail
attrs: metal
name: ramp
attrs: red
name: shirt
attrs: white
worn
name: boy
name: jean
name: skateboard
attrs: black
name: sign
attrs: yellow
name: building
attrs: red
name: tree
name: fence
name: tracks
name: brush
attrs: blue
name: mark
attrs: blue
name: pole
name: jeans
name: floor
name: car
name: walkway
name: sky
attrs: blue
name: block
name: wires

Contrastive attributes: