This is a commuter train
These are train tracks
Another train is in the background
This is an excavator
The two men are wearing orange vests
Electric wires are above the train
A fence is near the train
The train's front
This is the trains wind shield
A steel post
train is grey and yellow
train has grey cars
train has yellow front
blue fence near train
yellow construction equipment
grey bars next to train
people wearing orange near train
people wear hard hats
hard hats are white
red headlights on train
a white yellow and blue train
a white yellow and blue train
a yellow excavator vehicle
long grey metal fence
portable grey metal fencing
portable grey metal fencing
portable grey metal fencing
a set of train tracks
a set of train tracks
a set of train tracks
A yellow caterpillar lift
Cameras on a pole
Headlights on a train
Orange work vests
People working construction at the trainyard.
White hard hats
Power lines hanging overhead
A red stop sign
Windows on the train
Tracks on the ground
front of train is yellow
two trains
bulldozer is yellow
workers wearing safety vests
safety vest are orange
camera on the tracks
bottom of train is blue
lights on the front of train
workers wearing white helmets
metal fence along train tracks

Objects:
train
tracks
train
background
excavator
men
vest
electric wires
fence
front
windshield
post
grey cars
bar
people
train
hard hats
red headlights
track
cameras
pole
headlights
trainyard
hat
sign
windows
worker
safety vest
bottom
worker
white helmet

Attributes:
name: train
attrs: commuter
yellow
white
blue
grey
name: tracks
name: background
name: excavator
attrs: yellow
excavator
name: men
name: vest
attrs: orange
name: electric wires
name: fence
attrs: portable
grey
metal
blue
name: front
attrs: yellow
name: windshield
name: post
name: grey cars
name: bar
attrs: gray
name: people
name: hard hats
attrs: white
name: red headlights
name: track
name: cameras
name: pole
name: headlights
name: trainyard
name: hat
attrs: white
name: sign
attrs: red
name: windows
name: worker
name: safety vest
attrs: orange
name: bottom
name: white helmet

Contrastive attributes:
attr1: blue
attr2: yellow
nouns: train