(QT (DQL ``) (QTC (S (BASENP (PRP We)) (VP (VBP apologise) (PP (IN for) (NP (BASENP (DT any) (NN inconvenience)) (SBAR (S (BASENP (DT this)) (VP (MD may) (VP (VB cause) (BASENP (PRPD our) (NNS customers)))))))))) (PERIOD .)) (DQR ''))