But some very clever comparative linguists, beginning in Germany in the 19th century, theorized about how the nature of the ancestors of the more modern tongues.
( But ( ( ( ( ( some ( ( very clever ) ( comparative linguists ) ) ) , ) ( beginning ( in ( Germany ( in ( the ( 19th century ) ) ) ) ) ) ) , ) ( ( theorized ( about ( how ( ( ( the nature ) ( of ( ( the ancestors ) ( of ( the ( more modern ) ) ) ) ) ) tongues ) ) ) ) . ) ) )
(ROOT (S (CC But) (NP (NP (DT some) (ADJP (RB very) (JJ clever)) (JJ comparative) (NNS linguists)) (, ,) (VP (VBG beginning) (PP (IN in) (NP (NP (NNP Germany)) (PP (IN in) (NP (DT the) (JJ 19th) (NN century)))))) (, ,)) (VP (VBD theorized) (PP (IN about) (SBAR (WHADVP (WRB how)) (S (NP (NP (DT the) (NN nature)) (PP (IN of) (NP (NP (DT the) (NNS ancestors)) (PP (IN of) (NP (DT the) (JJR more) (NN modern)))))) (VP (VBZ tongues)))))) (. .)))
Modern tongues have evolved from several ancient languages mixed together.
( ( Modern tongues ) ( ( have ( evolved ( from ( ( several ( ancient languages ) ) ( mixed together ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Modern) (NNS tongues)) (VP (VBP have) (VP (VBN evolved) (PP (IN from) (NP (NP (JJ several) (JJ ancient) (NNS languages)) (VP (VBN mixed) (ADVP (RB together))))))) (. .)))