contorting itself into an idea of expectation 
(ROOT (S (VP (VBG contorting) (NP (PRP itself)) (PP (IN into) (NP (NP (DT an) (NN idea)) (PP (IN of) (NP (NN expectation))))))))
(ROOT (S (VP (VBG ) (NP (PRP )) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN ))))))))