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. 
--------
Question: Acid rain makes waters acidic. Causes them to absorb aluminum from soil. The water runs off from the soil into lakes, streams, etc. Fish and their eggs die. Frogs and plants die. Insects and other wildlife die. The ecosystem is out of balance, causing further problems. 

Answer: water ; acidic water ,aluminum ,fish and their eggs ,frogs and plants ,insects and other wildlife 


Question: A seed germinates. It grows into a plant. The mature plant produces flowers. The flowers become fertilized. Produce seeds in a fruit or seedpod. The plant dies. The new seeds germinate to form a new plant. 

Answer: seed ,plant ,flowers ,new seeds ,new plant 


Question: The moon orbits the earth. The earth orbits the sun. The moon comes between the sun and the earth. The sun is totally blocked. A solar eclipse is occurring. 

Answer:
earth ,moon ,sun ,solar eclipse