(S (S (BASENP (DT The) (NNS systems)) (VP (VBP are) (VP (VBG being) (VP (VBN migrated) (PP (IN from) (NP (NP (BASENP (NNP Sun) (POS 's)) (BASENP (NNP Solaris) (NNP x86) (NN version) (NN 8))) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ has) (VP (VP (VP (VBN been) (PP (IN in) (BASENP (NN use)))) (PP (IN at) (BASENP (DT the) (NN organization)))) (PP (IN since) (BASENP (NN 2002))))))))))))) (PERIOD .))