A troika is a vehicle drawn by 3 horses
horses
Hearse
Usually horses or donkeys
A trailer or cattle-liner.
i think your referring to a hearse.
umm a boat?
A car transporter.
A horse drawn vehicle is any movable vehicle made to be pulled by one or more horses.
The radioactive placard on a vehicle indicates that the vehicle carries some amount or regulated radioactive material.
A coach is a wheeled vehicle designed to be pulled by horses. Horses are four legged animals commonly used for riding or pulling loads. This phrase is describing a common vehicle of the day.
All vehicles carry things.