a river of sadness that pours into every frame 
(ROOT (NP (NP (NP (DT a) (NN river)) (PP (IN of) (NP (NN sadness)))) (SBAR (WHNP (WDT that)) (S (VP (VBZ pours) (PP (IN into) (NP (DT every) (NN frame))))))))
(ROOT (NP (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN )))) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (PP (IN ) (NP (DT ) (NN ))))))))