11.   Alan Greenspan, chairman of the Federal Reserve, emphasized in congressional testimony on Wednesday that no single economic indicator determined the course of American monetary policy.

12.   Alan Greenspan, the chairman of the Fed, made these points in congressional testimony last week.

13.   Alan Greenspan, the Fed chairman, made that point in congressional testimony on Wednesday.

14.   Alan Greenspan, chairman of the Federal Reserve, made roughly the same point in congressional testimony on Wednesday.

15.   Alan Greenspan, the Federal Reserve chairman, acknowledged as much last week in congressional testimony.

16.   Alan Greenspan, who has been chairman of the Federal Reserve Board for a dozen years, is a past master of the art of Delphic congressional testimony.

17.   But congressional testimony shows that in the early stages, even top armed services officials acknowledged the incongruities of military and police training.

18.   But in two days of congressional testimony, Tenet did not mention that Deutch had been allowed to keep a Pentagon security clearance.

19.   But it is unusual in more ways than length, as Alan Greenspan, chairman of the Federal Reserve, emphasized in congressional testimony Wednesday.

20.   But the name he emphasized in his congressional testimony was Kathie Lee, whose celebrity guaranteed instant public recognition.