The great thing is to keep calm." Julius groaned.
( ( ( ( ( ( The ( great thing ) ) ( is ( to ( keep calm ) ) ) ) . ) '' ) ( Julius groaned ) ) . )
(ROOT (S (S (NP (DT The) (JJ great) (NN thing)) (VP (VBZ is) (S (VP (TO to) (VP (VB keep) (ADJP (JJ calm))))))) (. .) ('' '') (S (NP (NNP Julius)) (VP (VBD groaned))) (. .)))
Julius made a groaning sound when he heard the terrible advice.
( Julius ( ( made ( ( a ( groaning sound ) ) ( when ( he ( heard ( the ( terrible advice ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Julius)) (VP (VBD made) (NP (NP (DT a) (VBG groaning) (NN sound)) (SBAR (WHADVP (WRB when)) (S (NP (PRP he)) (VP (VBD heard) (NP (DT the) (JJ terrible) (NN advice))))))) (. .)))