Assertion: echinoderm's body | /r/HasProperty | stichopus
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Source sentences:
text: The pearlfish (Encheliophis homei and mourlani / Onuxodon margaritiferae) has a long slender, transparent body and lives in the gut cavity of the sea cucumber (Boshida argus, Thelanota ananas, Stichopus chloronotus).