( Phylogeny ( ( is ( ( the science ) ( that ( ( ( describes ( ( the ( relative connections ) ) ( between organisms ) ) ) , ) ( in ( terms ( of ( ( ( ancestral and ) descendant ) species ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Phylogeny)) (VP (VBZ is) (NP (NP (DT the) (NN science)) (SBAR (WHNP (WDT that)) (S (VP (VBZ describes) (NP (NP (DT the) (JJ relative) (NNS connections)) (PP (IN between) (NP (NNS organisms)))) (, ,) (PP (IN in) (NP (NP (NNS terms)) (PP (IN of) (NP (ADJP (JJ ancestral) (CC and) (JJ descendant)) (NNS species)))))))))) (. .)))
Phylogeny is the science that describes the relative connections between organisms, in terms of ancestral and descendant species.
(ROOT (S (NP (NNP Phylogeny)) (VP (VBZ is) (NP (NP (DT the) (NN science)) (SBAR (WHNP (WDT that)) (S (VP (VBZ describes) (NP (NP (DT the) (ADJP (JJ ancestral) (CC and) (JJ descendant)) (NNS connections)) (PP (IN between) (NP (NNS organisms))))))))) (. .)))