Problem: This species occurs in the demersal zone of the Pacific Ocean from Nicaragua to Costa Rica .
This species is found in the demersal zone of the Pacific Ocean from Nicaragua to Costa Rica .
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A: yes

Problem: Michael Bishop is a pseudonym for mystery novels by Paul Di Filippo written by Philip Lawson .
Philip Philip Lawson is a pseudonym for Mystery novels by Michael Bishop written with Paul Di Filippo .
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A: no

Problem: He also met William Withey Gull , who led the Cholera Committee with William Baly .
He also met William Withey Gull , who with William Baly ran the Cholera Committee .
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A:
yes