    Sentence -1:.""The. bolt catcher is “not as}  robust as.it is supposed.to be , "the board.’s}  chairman ;-retired Adni, Hal Gehman. ,-said|    Sentence 4::":The ‘bolt -catcher- isnot .as  fobust-":as.it should be: , said retired: Navy  ‘Admiral Harold W: Gehinin Jr «the, board]  chairman’; {