( ( By ( land ( , ( ( water and ) air ) ) ) ) . )
(ROOT (FRAG (PP (IN By) (NP (NN land) (, ,) (NN water) (CC and) (NN air))) (. .)))
By land, water and air.
(ROOT (S (NP (DT The) (NN water) (NN cycle)) (VP (VBZ involves) (NP (NP (NN movement)) (PP (IN of) (NP (NP (NN water)) (PP (IN between) (NP (NN air) (CC and) (NN land))))))) (. .)))