( Graphically ( ( represent ( ( ( phyletic gradualism ) and ) ( punctuated equilibrium ) ) ) . ) )
(ROOT (S (NP (NNP Graphically)) (VP (VBP represent) (NP (NP (JJ phyletic) (NN gradualism)) (CC and) (NP (JJ punctuated) (NN equilibrium)))) (. .)))
Graphically represent phyletic gradualism and punctuated equilibrium.
(ROOT (S (NP (NNP Darwin)) (VP (VBD believed) (PP (IN in) (NP (NN gradualism)))) (. .)))