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: the scrotum is the bag that holds the testicles (commonly called "balls") in male mammals.

Answer: scrotum


Question: heybeliada is an island in sea of marmara in turkey.

Answer: heybeliada


Question: a superscalar cpu design makes a form of parallel computing called instruction-level parallelism inside a single cpu, which allows more work to be done at the same clock rate.

Answer:
superscalar