(S (S (S (BASENP (NNP Tamiflu)) (VP (VP (VBZ is) (ADVP (RB currently))) (NP (BASENP (DT the) (VBN recommended) (NN treatment)) (PP (IN for) (NP (BASENP (NNS humans)) (VP (VBN infected) (PP (IN with) (BASENP (NN bird) (NN flu))))))))) (CONJP (COMMA ,) (CC and)) (S (NP (BASENP (NNS governments)) (ADVP (RB worldwide))) (VP (VBP have) (VP (VBN been) (VP (VP (VBG stockpiling) (BASENP (DT the) (NN drug))) (PP (IN in) (NP (BASENP (NN case)) (PP (IN of) (BASENP (DT a) (NN flu) (NN pandemic)))))))))) (PERIOD .))