(S (S (BASENP (NNP Michoacan)) (VP (VBZ is) (NP (BASENP (DT a) (JJ major) (NN area)) (PP (IN in) (NP (NP (BASENP (NNP Mexico) (POS 's)) (BASENP (JJ anti-narcotics) (NNS operations))) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (VP (VBN conducted) (PP (IN by) (NP (BASENP (DT the) (NN nation) (POS 's)) (NN military)))))))))))) (PERIOD .))