( ( Description ( As arachnids ) ) ( , ( scorpions ( ( have ( ( ( ( ( ( mouthparts ( called chelicerae ) ) , ) ( ( a pair ) ( of pedipalps ) ) ) , ) and ) ( ( four pairs ) ( of legs ) ) ) ) . ) ) ) )
(ROOT (S (PP (NP (NNP Description)) (IN As) (NP (NNS arachnids))) (, ,) (NP (NNS scorpions)) (VP (VBP have) (NP (NP (NP (NNS mouthparts)) (VP (VBN called) (S (ADJP (JJ chelicerae))))) (, ,) (NP (NP (DT a) (NN pair)) (PP (IN of) (NP (NNS pedipalps)))) (, ,) (CC and) (NP (NP (CD four) (NNS pairs)) (PP (IN of) (NP (NNS legs)))))) (. .)))
Description As arachnids, scorpions have mouthparts called chelicerae , a pair of pedipalps , and four pairs of legs.
(ROOT (S (NP (DT A) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN arachnid)) (VP (VBZ has) (NP (NP (JJ additional) (NNS appendages)) (VP (VBN called) (NP (NP (DT the) (NN chelicerae)) (CC and) (NP (DT the) (NNS pedipalps)))))) (. .)))