Not so paleolinguistics, or the reconstruction of ancient languages.
( Not ( ( ( ( ( ( so paleolinguistics ) , ) or ) ( the reconstruction ) ) ( of ( ancient languages ) ) ) . ) )
(ROOT (FRAG (RB Not) (NP (NP (NP (RB so) (NNS paleolinguistics)) (, ,) (CC or) (NP (DT the) (NN reconstruction))) (PP (IN of) (NP (JJ ancient) (NNS languages)))) (. .)))
That is not the case when reconstructing ancient languages.
( That ( ( ( ( is not ) ( the case ) ) ( when ( reconstructing ( ancient languages ) ) ) ) . ) )
(ROOT (S (NP (DT That)) (VP (VBZ is) (RB not) (NP (DT the) (NN case)) (SBAR (WHADVP (WRB when)) (S (VP (VBG reconstructing) (NP (JJ ancient) (NNS languages)))))) (. .)))