Such heat can melt shadow substance, creating a roiling zone of darkness.
(Such heat; can melt; shadow substance) Context(Such heat can melt,List([0, 18))):(Such heat; can melt shadow substance creating; a roiling zone of darkness)
Such heat can melt,List([0, 18))
Such heat Such heat
can melt can melt shadow substance creating
shadow substance
a roiling zone of darkness