( Macroevolution ( ( is ( evolution ( over ( ( geologic time ) ( above ( ( the level ) ( of ( the species ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Macroevolution)) (VP (VBZ is) (NP (NP (NN evolution)) (PP (IN over) (NP (NP (JJ geologic) (NN time)) (PP (IN above) (NP (NP (DT the) (NN level)) (PP (IN of) (NP (DT the) (NN species))))))))) (. .)))
Macroevolution is evolution over geologic time above the level of the species.
(ROOT (S (NP (NNP Macroevolution)) (VP (VBZ happens) (SBAR (WHADVP (WRB when)) (S (NP (NP (NNS forces)) (PP (IN of) (NP (NN evolution)))) (VP (VBP work) (PP (IN over) (NP (NP (DT a) (JJ long) (NN period)) (PP (IN of) (NP (NN time))))))))) (. .)))