something that really matters 
(ROOT (NP (NP (NN something)) (SBAR (WHNP (WDT that)) (S (ADVP (RB really)) (VP (VBZ matters))))))
(ROOT (NP (NP (NN )) (SBAR (WHNP (WDT )) (S (ADVP (RB )) (VP (VBZ ))))))