Rosario Strait
Rosario Strait is a strait in northern Washington state , separating San Juan County and Skagit and Whatcom Counties . 
<triplet> Rosario Strait <subj> strait <obj> instance of <triplet> Washington state <subj> San Juan County <obj> contains administrative territorial entity <subj> Skagit <obj> contains administrative territorial entity <subj> Whatcom Counties <obj> contains administrative territorial entity <triplet> San Juan County <subj> Washington state <obj> located in the administrative territorial entity <subj> Skagit <obj> shares border with <subj> Whatcom Counties <obj> shares border with <triplet> Skagit <subj> Washington state <obj> located in the administrative territorial entity <subj> San Juan County <obj> shares border with <subj> Whatcom Counties <obj> shares border with <triplet> Whatcom Counties <subj> Washington state <obj> located in the administrative territorial entity <subj> San Juan County <obj> shares border with <subj> Skagit <obj> shares border with