( Adults ( ( ( lay ( salmon eggs ) ) ( in ( fast ( moving ( , ( freshwater ( ( streams and ) rivers ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Adults)) (VP (VBD lay) (NP (NN salmon) (NNS eggs)) (PP (IN in) (NP (JJ fast) (NN moving) (, ,) (NN freshwater) (NNS streams) (CC and) (NNS rivers)))) (. .)))
Adults lay salmon eggs in fast moving, freshwater streams and rivers.
(ROOT (S (NP (NNP Jet) (NNP streams)) (VP (VBP are) (ADVP (RB fast)) (VP (VBG moving) (NP (NP (NNS rivers)) (PP (IN of) (NP (NN air))) (SBAR (WHNP (WDT that)) (S (VP (VBP are) (VP (VBG going) (PP (IN in) (NP (NP (JJ opposite) (NNS directions)) (VP (VBN called))))))))))) (. .)))
Jet streams are fast moving rivers of air that are going in opposite directions called.