21.   So Paragallo switched roles, took him back and sent him to the races.

22.   The count and Figaro never switch roles.

23.   The fighters switched roles.

24.   The two artists have basically switched roles.

25.   They have nearly switched roles.

26.   Twenty years later, Casanova switched roles, and became a secret agent for the Inquisition.

27.   Wednesday, in a noon game, they will switch roles.

28.   When Banton joined him, they briefly switched roles, with Hammond doing some gravelly toasting while Banton crooned.

29.   Yet even if the political actors have switched roles, the words used in congressional debates are familiar.

30.   Ziggy Palffy and Glen Murray have switched roles.