( These ( ( are ( ( ( ( polymers , ) ( called polysaccharides ) ) , ) ( which ( are ( ( made up ) ( of ( chains ( of ( ( simple sugars ) ( connected ( via ( glycosidic bonds ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT These)) (VP (VBP are) (NP (NP (NNS polymers)) (, ,) (VP (VBN called) (NP (NNS polysaccharides))) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (VP (VBN made) (PRT (RP up)) (PP (IN of) (NP (NP (NNS chains)) (PP (IN of) (NP (NP (JJ simple) (NNS sugars)) (VP (VBN connected) (PP (IN via) (NP (JJ glycosidic) (NNS bonds)))))))))))))) (. .)))
These are polymers, called polysaccharides, which are made up of chains of simple sugars connected via glycosidic bonds.
(ROOT (S (NP (NNS Polysaccharides)) (VP (VBP are) (NP (NP (NNS polymers)) (VP (VBN composed) (PP (IN of) (NP (NP (JJ many) (NN sugar) (NN building) (NNS blocks)) (VP (VBN called))))))) (. .)))