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: panampatta is a village situated near pathanapuram in kollam district, kerala state, india.

A: panampatta
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Q: in cryptography, a pre-shared key or psk is a shared secret which was previously shared between the two parties using some secure channel before it is used.

A: pre-shared key
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Q: iran air is an airline based in iran.

A:
iran air
****