( Example ( - ( ( ( suppressed ( startle reflex ) ) ( to ( ( repeated presentation ) ( of ( a ( loud sound ) ) ) ) ) ) . ) ) )
(ROOT (X (NP (NNP Example)) (: -) (VP (VBN suppressed) (NP (JJ startle) (NNS reflex)) (PP (TO to) (NP (NP (VBN repeated) (NN presentation)) (PP (IN of) (NP (DT a) (JJ loud) (NN sound)))))) (. .)))
Example - suppressed startle reflex to repeated presentation of a loud sound.
(ROOT (S (NP (NP (DT The) (NN sound)) (PP (IN in) (NP (DT a) (JJ loud) (NN classroom)))) (VP (VBZ is) (NP (NP (DT an) (NN example)) (PP (IN of) (NP (NP (DT a) (NN form)) (PP (IN of) (NP (NN energy))))))) (. .)))