(S (S (PP (IN In) (BASENP (NN reply))) (S (BASENP (NNP Leo) (NNP Benhakker)) (VP (VP (VBD changed) (PP (TO to) (BASENP (DT a) (ADJP (RBR more) (JJ attacking)) (NN 4-3-2) (NN system)))) (CC and) (VP (VP (VBZ threw) (PRT (RP on))) (BASENP (DT an) (JJ extra) (NN attacker)))))) (PERIOD .))