lawrence has only a fleeting grasp of how to develop them 
(ROOT (S (NP (NNP lawrence)) (VP (VBZ has) (NP (NP (RB only) (DT a) (JJ fleeting) (NN grasp)) (PP (IN of) (SBAR (WHADVP (WRB how)) (S (VP (TO to) (VP (VB develop) (NP (PRP them)))))))))))
(ROOT (S (NP (NNP )) (VP (VBZ ) (NP (NP (RB ) (DT ) (JJ ) (NN )) (PP (IN ) (SBAR (WHADVP (WRB )) (S (VP (TO ) (VP (VB ) (NP (PRP )))))))))))