( ( ( Some examples ) ( of polymers ) ) ( ( are ( ( ( ( disaccharides ( -LRB- ( ( which ( are ( double sugars ) ) ) -RRB- ) ) ) and ) polysaccharides ) ( -LRB- ( ( which ( are ( ( three or ) more ) ) ) -RRB- ) ) ) ) . ) )
(ROOT (S (NP (NP (DT Some) (NNS examples)) (PP (IN of) (NP (NNS polymers)))) (VP (VBP are) (ADJP (ADJP (JJ disaccharides)) (PRN (-LRB- -LRB-) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (NP (JJ double) (NNS sugars))))) (-RRB- -RRB-)) (CC and) (ADJP (JJ polysaccharides)) (PRN (-LRB- -LRB-) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (NP (QP (CD three) (CC or) (JJR more)))))) (-RRB- -RRB-)))) (. .)))
Some examples of polymers are disaccharides (which are double sugars) and polysaccharides (which are three or more).
(ROOT (S (NP (RB Double) (NNS sugars)) (VP (VBP are) (VP (VBN called) (NP (NNS disaccharides)))) (. .)))