Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.

[Q]: the diplura are a biological order.
[A]: diplura


[Q]: the bumblebee bat ("craseonycteris thonglongyai"), also known as kitti's hog-nosed bat, is an endangered species of bat.
[A]: bumblebee bat


[Q]: treffort-cuisiat is a former commune.
[A]:
treffort-cuisiat