3) Since predators control the populations of herbivores, thereby limiting their own resource, they are food limited.
(they; are; food limited) (predators; control; the populations of herbivores) Context(predators control,List([9, 26))):(predators; control the populations of herbivores thereby limiting; their own resource)
predators control,List([9, 26))
they predators predators
are control control the populations of herbivores thereby limiting
food limited
the populations of herbivores
their own resource