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.

[EX Q]: varicose veins are a condition in which the veins in the leg area have become enlarged.
[EX A]: varicose veins

[EX Q]: laurie cunningham is a former football player.
[EX A]: laurie cunningham

[EX Q]: great maplestead is a village and civil parish in braintree district, essex, england.
[EX A]:
great maplestead