21.   One week the store featured wines that would help explain the role of tannins.

22.   She had White House attorney Lanny Breuer hauled up before a grand jury Wednesday to explain his role in fumbling the turnover of this evidence to the Justice Department.

23.   Silas explained his role the other day.

24.   Specifically, it is intended to help explain the role of black holes, quasars, exploding stars and galactic collisions.

25.   Sweet ruled last week that Executive TeleCard must rewrite its proxy materials to explain the role that imprisoned felon Richard Bertoli plays in directing the company.

26.   The human beings proceed to explain their roles in the evening.

27.   They will have to give testimony to prosecutors to explain their role in the campaign, a spokesman said.

28.   When they are under assault, a responsible political leader should explain their role in our constitutional order.

29.   While some were being jailed, Ke wrote to the University of California at Berkeley explaining his role in the demonstrations.

30.   After Claes explained his role in the helicopter purchase last week, ambassadors from NATO governments issued a statement reaffirming their confidence in him.