2) Most food chains begin with green plants which use solar energy to produce food.
(Most food chains; begin; with green plants) (green plants; use; solar energy; to produce food) Context(green plants use,List([31, 53))):(green plants; use solar energy to produce; food)
green plants use,List([31, 53))
Most food chains green plants green plants
begin use use solar energy to produce
with green plants
solar energy to produce food
food