In this task, you are given a paragraph, and your job is to generate comma-separated entities present in the given paragraph. Generate entities from a given passage in such a way that (i) they are present in the paragraph, (ii) they are non-duplicate, (iii) they underwent a state change during the process. Avoid creating entities that (i) aren't present in the process paragraph and (ii) aren't significant. 

Q: You wash the wound. You apply a bandaid or other covering if needed. The blood clots. A scab forms. The skin repairs itself under the protective cover of the scab. The scab falls off. 

A: Wound ,Bandaid ,Blood clot ,Scab ,Skin 
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Q: Energy builds up in the crust of the earth. The energy causes the fault lines give way. The earth's plates move. The energy radiates outward from the fault in all directions. The seismic waves shake the earth as they move through it. 

A: energy ,fault lines ,earth's plates ,seismic wave 
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Q: Electrical signals in the brain travel through nerves to muscles. Two types of proteins exist in filaments in the muscles. The filaments move when the brain instructs them to. The motion of the filaments cause the muscle to shorten and contract. Opposing pairs of muscles exist in order to provide the necessary range of motion. 

A:
electrical signals ,proteins ,filaments 
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