( Consumers ( ( are ( organisms ( that ( have ( to ( ( eat ( other organisms ) ) ( for food ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Consumers)) (VP (VBP are) (NP (NP (NNS organisms)) (SBAR (WHNP (WDT that)) (S (VP (VBP have) (S (VP (TO to) (VP (VB eat) (NP (JJ other) (NNS organisms)) (PP (IN for) (NP (NN food))))))))))) (. .)))
Consumers are organisms that have to eat other organisms for food.
(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))))))) (. .)))