( ( Explain ( ( the role ) ( of ( ( a consumer ) ( in ( a ( food chain ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB Explain) (NP (NP (DT the) (NN role)) (PP (IN of) (NP (NP (DT a) (NN consumer)) (PP (IN in) (NP (DT a) (NN food) (NN chain))))))) (. .)))
Explain the role of a consumer in a food chain.
(ROOT (S (NP (NP (NNS Organisms)) (SBAR (WHNP (WDT that)) (S (VP (VBP depend) (PP (IN on) (NP (NP (JJ other) (NNS organisms)) (PP (IN for) (NP (NN food))))))))) (VP (VBP play) (NP (NP (DT the) (NN role)) (PP (IN of) (NP (NP (DT a) (NN consumer)) (PP (IN in) (NP (DT the) (NN food) (NN chain))))))) (. .)))