We need energy to live, and we get it from the food we eat.
(we; get; it; from the food) (the food; eat; we) (We; need; energy to live) Context(We need,List([0, 7))):(We; need energy to live to live; )
We need,List([0, 7))
we the food We We
get eat need need energy to live to live
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energy to live