( ( ( The ( proximal joint ) ) ( of ( an ( ( ( insect or ) arachnid ) leg ) ) ) ) ; )
(ROOT (NP (NP (DT The) (JJ proximal) (NN joint)) (PP (IN of) (NP (DT an) (ADJP (JJ insect) (CC or) (JJ arachnid)) (NN leg))) (: ;)))
The proximal joint of an insect or arachnid leg;
(ROOT (S (SBAR (IN While) (FRAG (ADJP (JJ similar) (PP (TO to) (NP (NNS insects)))))) (, ,) (NP (NNS arachnids)) (VP (VBP are) (NP (NP (JJ eight-legged) (NNS invertebrates)) (SBAR (WHNP (WDT that)) (S (VP (VBP lack) (NP (NN antennae) (CC or) (NNS wings))))))) (. .)))