Jupiter Reef
Jupiter Reef or Jupiter Breakers is a supposed reef in the South Pacific ( south of French Tuamotu islands and east of New Zealand ) , between other supposed reefs , Maria Theresa Reef to the south and Ernest Legouve Reef to the north; it appears to be a phantom reef . 
<triplet> Jupiter Reef <subj> phantom reef <obj> instance of <triplet> Ernest Legouve Reef <subj> phantom reef <obj> instance of