( Carnivores ( ( ( ( eat herbivores ) , ) ( ( ( forming ( ( the peak ) ( of ( the pyramid ) ) ) ) and ) ( containing ( ( the ( least amount ) ) ( of energy ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Carnivores)) (VP (VBP eat) (NP (NNS herbivores)) (, ,) (S (VP (VP (VBG forming) (NP (NP (DT the) (NN peak)) (PP (IN of) (NP (DT the) (NN pyramid))))) (CC and) (VP (VBG containing) (NP (NP (DT the) (JJS least) (NN amount)) (PP (IN of) (NP (NN energy)))))))) (. .)))
Carnivores eat herbivores, forming the peak of the pyramid and containing the least amount of energy.
(ROOT (S (NP (DT A) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN carnivore)) (VP (VBZ is) (PP (IN at) (NP (NP (DT the) (NN top)) (PP (IN of) (NP (DT the) (NN energy) (NN pyramid)))))) (. .)))