a train cab stops and blows steam on a track
does the train cab carry passengers
no
is the train cab grey
kinda
does the train cab carry cargo
don't know
are there other train cabs visible
yes
is there a steam engine pulling the train cab
no
is the train cab the lead car
yes
is it in a station
no
are there humans visible
yes
is it daytime
yes
are the humans outside of the train
yes