(S (S (NP (BASENP (DT The) (NNP Potthoff) (NN building)) (COMMA ,) (NP (BASENP (DT a) (NN lecture) (NN hall)) (PP (IN of) (BASENP (DT the) (NNP Dresden) (NNP TU))))) (VP (VBZ has) (VP (VBN been) (VP (VBN occupied) (PP (IN since) (NP (NNP Monday) (COMMA ,) (BASENP (NN 9) (NNP November)))))))) (PERIOD .))