although purportedly a study in modern alienation 
(ROOT (SBAR (IN although) (S (ADVP (RB purportedly)) (NP (NP (DT a) (NN study)) (PP (IN in) (NP (JJ modern) (NN alienation)))))))
(ROOT (SBAR (IN ) (S (ADVP (RB )) (NP (NP (DT ) (NN )) (PP (IN ) (NP (JJ ) (NN )))))))