an impossible spot because his character 's deceptions ultimately undo him and 
(ROOT (S (NP (DT an) (JJ impossible) (NN spot)) (SBAR (IN because) (S (NP (NP (PRP$ his) (NN character) (POS 's)) (NNS deceptions)) (ADVP (RB ultimately)) (VP (VP (VBP undo) (NP (PRP him))) (CC and))))))
(ROOT (S (NP (DT ) (JJ ) (NN )) (SBAR (IN ) (S (NP (NP (PRP$ ) (NN ) (POS )) (NNS )) (ADVP (RB )) (VP (VP (VBP ) (NP (PRP ))) (CC ))))))