( This ( ( describes ( ( the topology ) ( of ( ( the phylogeny ) ( in test ) ) ) ) ) . ) )
(ROOT (S (NP (DT This)) (VP (VBZ describes) (NP (NP (DT the) (NN topology)) (PP (IN of) (NP (NP (DT the) (NN phylogeny)) (PP (IN in) (NP (NN test))))))) (. .)))
This describes the topology of the phylogeny in test.
(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))))))))) (. .)))