1.   A Congress-appointed committee met Monday and Tuesday in Philadelphia, and after much polite debate, decided which famous female will adorn the new dollar coin.

2.   Over all, the exchange between Nelson and the reporters was in good humor, never anything more than a polite debate.

3.   They entered a polite debate with a Palestinian who spent seven years in Israeli jails for a bombing.

4.   This was the polite debate.

5.   A day after their polite debate, Dick Cheney turned the volume back up on his criticism of Al Gore.

6.   In their mostly polite debate, both candidates sought to fix and overcome perceived weaknesses in style and substance.