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: Prophase, the chromosomes become visible. Centrioles separate to move to opposite poles. Metaphase, the chromosomes line up in the center. Anaphase, the chromatids separate. Are pulled apart. Telophase, the chromosomes gather at opposite poles. Two new nuclear membranes form. The cell membranes pinch. Divide into two individual cells.

A: chromosome ,centriole ,spindle fiber ,chromatid ,nuclear membrane
****
Q: The oil is extracted either onshore or offshore by large oil rigs. Crude oil is transported to a refinery. The refinery turns the crude oil into gasoline. The gasoline is loaded onto tank trucks. The tank trucks go to gas stations all over the place. The gasoline is delivered to the gas station.

A: oil ,gasoline
****
Q: EGG. ITS LAID ON A LEAF OR PLANT. THE EGG HATCHES. THE LARVA COMES OUT(CATERPILLAR). IT BEGINS TO EAT ON THE LEAF THAT IS WAS BORN ON. CONTINUES TO EAT TO GROW QUICKLY. AFTER ITS GROWN TO FULL LENGHT IT FORMS INTO A PUPA. UNDERGOES METAMORPHOSIS TO BECOME BUTTERFLY. AFTER HE BUTTERFLY IS FOMED IT PUMPS BLOOD INTO ITS WINGS TO GAIN STRENGHT TO BE ABLE TO FLY. TH EBUTTERLFY IS FIANLLY ABLE TO FLY AWAY.

A:
egg ,larva ; caterpillar ,pupa ,butterfly ,blood
****