(S (S (NP (NP (BASENP (DT The) (NN head)) (PP (IN of) (BASENP (DT the) (NNP Criminal) (NNP Justice)))) (PRN (COMMA ,) (VP (ADVP (RB formerly)) (VP (VBN occupied) (PP (IN by) (BASENP (NNP Christopher) (NNP Wray))))) (COMMA ,))) (VP (VBZ has) (VP (VBN been) (ADJP (JJ empty) (PP (IN since) (BASENP (NNP May))))))) (PERIOD .))