Continents collided, causing volcanos to erupt.
(Continents; collided; ) Context(Continents collided,List([0, 19))):(Continents; collided causing; volcanos to erupt) Context(Continents collided causing,List([0, 28))):(volcanos; to erupt; )
Continents collided,List([0, 19)) Continents collided causing,List([0, 28))
Continents Continents volcanos
collided collided causing to erupt
volcanos to erupt