Copper Benchmark
Copper Benchmark , also known as Copper Point , is a mountain summit located in the Methow Mountains , a sub-range of the North Cascades , on the shared border between Okanogan County and Chelan County in Washington state . 
<triplet> North Cascades <subj> Washington state <obj> located in the administrative territorial entity <triplet> Okanogan County <subj> Chelan County <obj> shares border with <subj> Washington state <obj> located in the administrative territorial entity <triplet> Chelan County <subj> Okanogan County <obj> shares border with <subj> Washington state <obj> located in the administrative territorial entity <triplet> Washington state <subj> Okanogan County <obj> contains administrative territorial entity <subj> Chelan County <obj> contains administrative territorial entity