its elbows sticking out where the knees should be 
(ROOT (NP (NP (PRP$ its) (NNS elbows)) (VP (VBG sticking) (PRT (RP out)) (SBAR (WHADVP (WRB where)) (S (NP (DT the) (NNS knees)) (VP (MD should) (VP (VB be))))))))
(ROOT (NP (NP (PRP$ ) (NNS )) (VP (VBG ) (PRT (RP )) (SBAR (WHADVP (WRB )) (S (NP (DT ) (NNS )) (VP (MD ) (VP (VB ))))))))