what little atmosphere is generated by the shadowy lighting , macabre sets 
(ROOT (SBAR (WHNP (WDT what) (JJ little) (NN atmosphere)) (S (VP (VBZ is) (VP (VBN generated) (PP (IN by) (NP (DT the) (JJ shadowy) (NN lighting) (, ,) (NN macabre) (NNS sets))))))))
(ROOT (SBAR (WHNP (WDT ) (JJ ) (NN )) (S (VP (VBZ ) (VP (VBN ) (PP (IN ) (NP (DT ) (JJ ) (NN ) (, ) (NN ) (NNS ))))))))