    Sentence 1: Scientists’ havé:reported a. 90: percent  deéline in large predatory, fis in. the. world  ‘o¢eans since'a half century ago’.    Sentenice 2:Scienitists reported a 90° percent decline.  in largé predatory fish in the iworld 's, oceans since  a-half-century-ago |, a.dire assessment that drew  imniediate skepticism froin commercial fishers.         