( It ( ( ( ( is ( like ( ( having ( a tree ) ) ( with ( no roots ) ) ) ) ) , ) ( for ( ( the mangroves ) ( are ( ( the roots ) ( of ( the sea ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ is) (PP (IN like) (S (VP (VBG having) (NP (DT a) (NN tree)) (PP (IN with) (NP (DT no) (NNS roots)))))) (, ,) (SBAR (IN for) (S (NP (DT the) (NNS mangroves)) (VP (VBP are) (NP (NP (DT the) (NNS roots)) (PP (IN of) (NP (DT the) (NN sea)))))))) (. .)))
It is like having a tree with no roots, for the mangroves are the roots of the sea.
(ROOT (S (NP (JJ Stilt) (JJ like) (NNS roots)) (VP (VBZ helps) (S (NP (JJ mangrove) (NNS trees)) (VP (VB rise) (ADJP (JJ high) (PP (IN above) (NP (DT the) (NN water))))))) (. .)))