Complex sentence: Such easily demonstrable inventions have fueled commentary that the whole story is a legend, raising substantial questions as to the authenticity of the accepted historical record regarding Billy Green's purported actions and presence at the Battle of Stoney Creek, most notably by journalist James E. Elliott.
Split into simpler sentences: Such easily demonstrable inventions have fuelled commentary that the whole story is a legend. Substantial questions have been raised as to the authenticity of the accepted historical record regarding Billy Green's purported actions and presence at the Battle of Stoney Creek, most notably by journalist James E. Elliott.