(S (S (PP (IN Over) (BASENP (DT the) (NN summer))) (S (NP (BASENP (DT a) (JJ customized) (NN distribution)) (PP (IN of) (NP (DT the) (NP (NP (BASENP (NNP Linux)) (PRN (LRB -LRB-) (NP (CC or) (BASENP (NNP GNU) (CC /) (NNP Linux))) (RRB -RRB-))) (BASENP (NN operating) (NN system)))))) (VP (VBD was) (VP (VBN installed) (PP (IN on) (NP (BASENP (NN 2,460) (NNS desktops)) (PP (IN in) (NP (BASENP (DT the) (JJ Italian) (NNP South) (NNP Tyrol) (NN province)) (PP (IN of) (BASENP (NNP Bolzano))))))))))) (PERIOD .))