This is because of the sun's rays heating the shoreline and whatever cover such as cattails or reeds and that heat radiating to the ice causing it to melt.
(This; is; because of the sun's rays heating the shoreline and whatever cover such as cattails or reeds) (the sun's rays; heating; the shoreline) (that heat; radiating; to the ice) (the ice; causing; it to melt) Context(the ice causing,List([128, 143))):(it; to melt; )
the ice causing,List([128, 143))
This the sun's rays that heat the ice it
is heating radiating causing to melt
because of the sun's rays heating the shoreline and whatever cover such as cattails or reeds
the shoreline
to the ice
it to melt