( ( What ( works ( for ( one company ) ) ) ) ( ( ( might not ) ( work ( for another ) ) ) . ) )
(ROOT (S (SBAR (WHNP (WP What)) (S (VP (VBZ works) (PP (IN for) (NP (CD one) (NN company)))))) (VP (MD might) (RB not) (VP (VB work) (PP (IN for) (NP (DT another))))) (. .)))
What works for one company might not work for another.
(ROOT (S (S (VP (TO To) (VP (VB confirm) (NP (NP (DT the) (NN work)) (PP (IN of) (NP (DT another) (NN scientist))))))) (, ,) (NP (DT a) (NN scientist)) (VP (MD might) (VP (VB replicate) (NP (PRP$ their) (NN work)))) (. .)))