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: saint-paul-de-vence is a commune.

A: saint-paul-de-vence
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Q: jujutsu (柔術, jūjutsu) is an ancient japanese martial art.

A: jujutsu
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Q: institut d'optique graduate school (supoptique) is a renowned graduate engineering school in france.

A:
institut d'optique graduate school
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