Instructions: 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.
Input: the bell-beaker culture (or beaker culture, beaker people or beaker folk) is the name of a cultural phenomenon which occurred in large parts of western europe, roughly between 2800 bc and 2200 bc (in great britain until about 1900 bc).
Output:
beaker culture