(S (S (BASENP (PRPD Their) (JJR older) (NN brother)) (VP (VBZ is) (VP (VBG being) (VP (VBN charged) (PP (IN with) (NP (BASENP (DT the) (NNS stabbings)) (COMMA ,) (SBAR (WHNP (BASENP (NN one)) (WHPP (IN of) (WHNP (WDT which)))) (S (VP (VBD was) (ADJP (JJ fatal))))))))))) (PERIOD .))