( ( ( Theory ( of evolution ) ) ( emphasizing ( ( common descent ) ( of ( ( ( ( ( ( ( all ( living organisms ) ) , ) ( gradual change ) ) , ) ( multiplication ( of species ) ) ) and ) ( natural selection ) ) ) ) ) ) . )
(ROOT (NP (NP (NP (NNP Theory)) (PP (IN of) (NP (NN evolution)))) (VP (VBG emphasizing) (NP (NP (JJ common) (NN descent)) (PP (IN of) (NP (NP (DT all) (VBG living) (NNS organisms)) (, ,) (NP (JJ gradual) (NN change)) (, ,) (NP (NP (NN multiplication)) (PP (IN of) (NP (NNS species)))) (CC and) (NP (JJ natural) (NN selection)))))) (. .)))
Theory of evolution emphasizing common descent of all living organisms, gradual change, multiplication of species and natural selection.
(ROOT (S (NP (NP (NNP Theevolution)) (PP (IN by) (NP (JJ natural) (NN selection) (NN theory)))) (VP (VBZ explains) (SBAR (WHADVP (WRB how)) (S (NP (NP (NNS populations)) (PP (IN of) (NP (NNS organisms)))) (VP (MD can) (VP (VB change) (PP (IN over) (NP (NN time)))))))) (. .)))