( ( Freshwater biomes ) ( ( have ( water ( that ( contains ( ( little or ) ( no salt ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Freshwater) (NNS biomes)) (VP (VBP have) (NP (NP (NN water)) (SBAR (WHNP (WDT that)) (S (VP (VBZ contains) (NP (NP (RB little)) (CC or) (NP (DT no) (NN salt)))))))) (. .)))
Freshwater biomes have water that contains little or no salt.
(ROOT (S (NP (NP (JJ Salt-water) (NNS biomes)) (PP (IN in) (NP (DT the) (NN ocean)))) (VP (VBP are) (VP (VBN called) (NP (JJ marine) (NNS biomes)))) (. .)))