the biggest problem with satin rouge is lilia herself . 
(ROOT (S (NP (NP (DT the) (JJS biggest) (NN problem)) (PP (IN with) (NP (NN satin) (NN rouge)))) (VP (VBZ is) (NP (NP (NN lilia)) (NP (PRP herself)))) (. .)))
(ROOT (S (NP (NP (DT ) (JJS ) (NN )) (PP (IN ) (NP (NN ) (NN )))) (VP (VBZ ) (NP (NP (NN )) (NP (PRP )))) (. )))