leigh is n't breaking new ground , but he knows how a daily grind can kill love . 
(ROOT (S (S (NP (NNP leigh)) (VP (VBZ is) (RB n't) (VP (VBG breaking) (NP (JJ new) (NN ground))))) (, ,) (CC but) (S (NP (PRP he)) (VP (VBZ knows) (SBAR (WHADVP (WRB how)) (S (NP (DT a) (JJ daily) (NN grind)) (VP (MD can) (VP (VB kill) (NP (NN love)))))))) (. .)))
(ROOT (S (S (NP (NNP )) (VP (VBZ ) (RB ) (VP (VBG ) (NP (JJ ) (NN ))))) (, ) (CC ) (S (NP (PRP )) (VP (VBZ ) (SBAR (WHADVP (WRB )) (S (NP (DT ) (JJ ) (NN )) (VP (MD ) (VP (VB ) (NP (NN )))))))) (. )))