(S (S (BASENP (PRP It)) (VP (VBZ is) (VP (VBN expected) (SBAR (IN that) (S (BASENP (DT the) (JJ virulent) (NN flu)) (VP (MD will) (VP (VB affect) (NP (BASENP (DT the) (NN majority)) (PP (IN of) (NP (BASENP (DT the) (NN 700) (NNS horses)) (VP (VBN stabled) (PP (IN at) (BASENP (NNP Randwick)))))))))))))) (PERIOD .))