Blue and yellow Train engine 31018 sits inside a building
A blue train with the number 31018 on its side is inside a building.
A blue and yellow train is parked in an indoor garage and it says 31018 on the side.
The number 31018 is written on the side of a blue train with a yellow front in a hanger.
A train has the number 31018 on it and is parked indoors.