Where the hell was the rear half of the train?

The bridge pieces crushed the rear half of coach five.

Does not leave from the rear half of the circle.

More stuff filled the rear half of the room.

The article states that the rear half of the bus was a separate vehicle with a driver.

When he raised the first spark, the rear half of the boat exploded.

That meant the small fires still burning back where the rear half had broken away.

The damage to the train was concentrated in the rear half.

The rear half of the body was missing, torn away in the passage through the trees.

Judging from what I could see, this rear half of the building was one big room.