( ( ( ( ( ( ( The theory ) ( that ( describes ( ( the ( ( movement and ) evolution ) ) ( of ( the ( continents ( and ( ocean basins ) ) ) ) ) ) ) ) ) , ) and ) ( ( the processes ) ( that ( ( fracture and ) ( fuse them ) ) ) ) ) , ) ( ( is ( called ( plate tectonics ) ) ) . ) )
(ROOT (S (NP (NP (NP (DT The) (NN theory)) (SBAR (WHNP (WDT that)) (S (VP (VBZ describes) (NP (NP (DT the) (NN movement) (CC and) (NN evolution)) (PP (IN of) (NP (DT the) (NN continents) (CC and) (NN ocean) (NNS basins)))))))) (, ,) (CC and) (NP (NP (DT the) (NNS processes)) (SBAR (WHNP (WDT that)) (S (VP (VP (VBZ fracture)) (CC and) (VP (VB fuse) (NP (PRP them))))))) (, ,)) (VP (VBZ is) (VP (VBN called) (NP (NN plate) (NNS tectonics)))) (. .)))
The theory that describes the movement and evolution of the continents and ocean basins, and the processes that fracture and fuse them, is called plate tectonics .
(ROOT (S (S (NP (DT This) (NN process)) (ADVP (RB usually)) (VP (VBZ takes) (NP (NP (DT the) (JJS longest) (NN amount)) (PP (IN of) (NP (NN time)))))) (: :) (S (NP (DT an) (NN ocean) (NN basin)) (VP (VBZ forms) (PP (IN between) (NP (CD two) (NNS continents))))) (. .)))
This process usually takes the longest amount of time: an ocean basin forms between two continents.