(S (S (PP (IN In) (NP (NP (BASENP (NNP Tlapacoyan)) (COMMA ,) (BASENP (DT a) (JJ Mexican) (NN town))) (SBAR (WHNP (WDT which)) (S (PP (IN in) (BASENP (DT the) (JJ last) (NN 30) (NNS years))) (VP (VBZ has) (VP (VBN exported) (NP (NP (BASENP (DT a) (JJ large) (JJ seasonal) (NN workforce)) (PRN (COMMA ,) (VP (VBG using) (BASENP (NN H-2B) (NNS visas))) (COMMA ,))) (SBAR (S (VP (TO to) (VP (VB work) (PP (IN in) (NP (NNP U.S.) (BASENP (NNS circuses) (CC and) (NNS carnivals))))))))))))))) (COMMA ,) (S (BASENP (DT the) (NNS effects)) (VP (VP (VBP are) (ADVP (RB already))) (BASENP (DT a) (JJ stark) (NN reality))))) (PERIOD .))