( ( ( The fewer ) ( the ( hard corals ) ) ) ( , ( ( the less ) ( ( ( the capacity ) ( for ( the ( reef ( to ( ( ( build and ) repair ) itself ) ) ) ) ) ) . ) ) ) )
(ROOT (X (X (X (DT The) (ADJP (JJR fewer))) (NP (DT the) (JJ hard) (NNS corals))) (, ,) (X (DT the) (JJR less)) (NP (NP (DT the) (NN capacity)) (PP (IN for) (NP (DT the) (NN reef) (S (VP (TO to) (VP (VB build) (CC and) (VB repair) (NP (PRP itself)))))))) (. .)))
The fewer the hard corals, the less the capacity for the reef to build and repair itself.
(ROOT (S (NP (NNS Corals)) (VP (VBP build) (NP (NP (JJ hard) (NNS exoskeletons)) (SBAR (WHNP (WDT that)) (S (VP (VBP grow) (S (VP (TO to) (VP (VB become) (NP (NN coral) (NNS reefs)))))))))) (. .)))