Main Street Unionville
Main Street Unionville is a collector route that runs through the historical suburban community of Unionville , in Markham , Ontario , Canada . 
<triplet> Unionville <subj> Markham <obj> located in the administrative territorial entity <triplet> Markham <subj> Canada <obj> country <triplet> Ontario <subj> Canada <obj> country <triplet> Canada <subj> Ontario <obj> contains administrative territorial entity