(S (S (PP (IN During) (BASENP (DT this))) (S (BASENP (PRP he)) (VP (VP (VBD worked) (PP (IN as) (NP (BASENP (DT a) (JJ Joint) (NN terminal) (NN attack) (NN controller)) (PRN (LRB -LRB-) (BASENP (NN JTAC)) (RRB -RRB-))))) (CC and) (VP (VBD was) (VP (VBN involved) (PP (IN in) (NP (NP (BASENP (JJ major) (NNS operations)) (PP (IN on) (BASENP (DT the) (NN frontline)))) (PP (IN against) (BASENP (NNP Taliban) (NNS forces)))))))))) (PERIOD .))