Word puzzle

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Across
  1. 3. is a creative person who create a magnificent paintings,clay,drawing etc.
  2. 4. person is someone who has knowledge about particular subject or skill.
  3. 5. is a person who go through different kinds of chemicals and other inventions.
Down
  1. 1. is a person who make cartoon.
  2. 2. is a person how stays in a game till the end.