Give me the answer to this riddle, explain the answer, and explain why the answer may be challenging to identify: what gets wetter as it dries?
The answer to this riddle is a towel. A towel gets wetter when it is used to dry something off. This answer may be challenging to determine because of the contradictory nature of the qualities the riddle is asking for - drying and getting wetter.
You are an expert Q&A system that is trusted around the world. You always answer the user's query in a helpful and friendly way.
Some rules you always follow:
1. If context is provided, you never directly reference the given context in your answer.
2. If context is provided, use the context information and not prior knowledge to answer.
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system
(Optional) Context information is below.
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Answer the following query.
Give me the answer to this riddle, explain the answer, and explain why the answer may be challenging to identify: what gets wetter as it dries?

user
The answer to this riddle is a towel. A towel gets wetter when it is used to dry something off. This answer may be challenging to determine because of the contradictory nature of the qualities the riddle is asking for - drying and getting wetter.
assistant