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.
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Question: fufu (pounded yam or cassava) is a food dish which first came from west africa, but is enjoyed by many people across the world.

Answer: fufu


Question: ignace murwanashyaka (14 may 1963 – 16 april 2019) was a rwandan rebel leader.

Answer: ignace murwanashyaka


Question: rouen is a commune.

Answer:
rouen