( ( The earthquake ) ( also ( ( ( did not ) ( generate ( a ( tsunami wave ) ) ) ) . ) ) )
(ROOT (S (NP (DT The) (NN earthquake)) (ADVP (RB also)) (VP (VBD did) (RB not) (VP (VB generate) (NP (DT a) (NN tsunami) (NN wave)))) (. .)))
The earthquake also did not generate a tsunami wave.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (NP (DT the) (NN energy)) (PP (IN of) (NP (DT the) (NN earthquake)))) (VP (VBZ reaches) (VP (NN shore))))) (, ,) (NP (PRP it)) (VP (VBZ forms) (SBAR (S (NP (DT a) (JJ huge) (NN wave)) (VP (VBD called) (NP (DT a) (NN tsunami)))))) (. .)))