( It ( ( is ( ( the ( only island ) ) ( in ( ( the world ) ( ( ( composed entirely ) ( of ( oceanic ( ( crust and ) rocks ) ) ) ) ( from ( the ( mantle ( ( deep ( below ( the ( earth s ) ) ) ) surface ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ is) (NP (NP (DT the) (JJ only) (NN island)) (PP (IN in) (NP (NP (DT the) (NN world)) (VP (VBN composed) (ADVP (RB entirely)) (PP (IN of) (NP (JJ oceanic) (NN crust) (CC and) (NNS rocks))) (PP (IN from) (NP (DT the) (JJ mantle) (ADJP (JJ deep) (PP (IN below) (NP (DT the) (NN earth) (NN s)))) (NN surface)))))))) (. .)))
It is the only island in the world composed entirely of oceanic crust and rocks from the mantle deep below the earth s surface.
(ROOT (S (NP (NP (DT The) (NN earth) (POS 's)) (NN crust)) (VP (VBZ is) (VP (VBN composed) (PP (IN of) (NP (JJ igneuos) (NN rock))))) (. .)))