Nobody knows much about the early Etruscans.
( Nobody ( ( knows ( much ( about ( the ( early Etruscans ) ) ) ) ) . ) )
(ROOT (S (NP (NN Nobody)) (VP (VBZ knows) (ADVP (RB much) (NP (RB about) (DT the) (JJ early) (NNS Etruscans)))) (. .)))
There is no proof that early Etruscans ever existed.
( There ( ( ( is ( no proof ) ) ( that ( ( early Etruscans ) ( ever existed ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBZ is) (NP (DT no) (NN proof)) (SBAR (IN that) (S (NP (JJ early) (NNS Etruscans)) (ADVP (RB ever)) (VP (VBD existed))))) (. .)))