(S (S (NP (BASENP (NNS Samples)) (PP (IN of) (BASENP (DT the) (NNS sardines)))) (VP (VBP have) (VP (VBN been) (VP (VBN sent) (PP (TO to) (NP (BASENP (NN health) (NNS officials)) (PP (IN at) (NP (BASENP (DT the) (NNP Institut) (NNP Pasteur) (FW de) (NNP Madagascar)) (PP (IN in) (NP (BASENP (DT the) (NN capital) (NN city)) (PP (IN of) (BASENP (NNP Antananarivo))))))))))))) (PERIOD .))