The earthquake caused a great slide of rock, soil, and trees to fall from the steep south wall of the Madison River Canyon.
(The earthquake; caused; a great slide of rock, soil, and trees to fall from the steep south wall of the Madison River Canyon) Context(The earthquake caused,List([0, 21))):(a great slide of rock, soil, and trees; to fall; from the steep south wall of the Madison River Canyon)
The earthquake caused,List([0, 21))
The earthquake a great slide of rock, soil, and trees
caused to fall
a great slide of rock, soil, and trees to fall from the steep south wall of the Madison River Canyon
from the steep south wall of the Madison River Canyon