(S (S (NP (BASENP (DT That) (NN execution)) (PP (IN of) (BASENP (JJ serial) (NN killer) (NNP Michael) (NNP Bruce) (NNP Ross)))) (VP (VP (VBD occurred) (PP (IN in) (BASENP (NN 2005)))) (PP (IN by) (BASENP (JJ lethal) (NN injection))))) (PERIOD .))