Socorro mockingbird
The Socorro mockingbird ( "Mimus graysoni" ) is an endangered mockingbird endemic to Socorro Island in Mexico's Revillagigedo Islands . 
<triplet> Socorro Island <subj> Mexico <obj> country <subj> Revillagigedo Islands <obj> part of <triplet> Revillagigedo Islands <subj> Socorro Island <obj> has part <subj> Mexico <obj> country