Yezo Group
The Yezo Group is a stratigraphic group in Hokkaido , Japan and Sakhalin , Russia which is primarily Late Cretaceous in age ( Aptian to Earliest Paleocene ) . 
<triplet> Yezo Group <subj> stratigraphic group <obj> instance of <subj> Russia <obj> country <subj> Aptian <obj> temporal range start <triplet> Hokkaido <subj> Japan <obj> country <triplet> Sakhalin <subj> Russia <obj> country <triplet> Late Cretaceous <subj> Paleocene <obj> followed by