Anchor: With a bit of elementary mathematics and a lot of keen insight, Arrow was forced to a sobering  If a reasonable voting system is one that respects unanimity and precludes flip-flops, then there are no reasonable voting systems, with one exception--the system that picks one voter and makes him a dictator.
Entailed:  Arrow was forced to a sobering If a reasonable voting system 
Contradiction:  Arrow wasn't forced to a sobering If a reasonable voting system 
Contradiction: The man laughs at the lady.
Contradiction: Multiracial kids are the best hope for future race relations, according to Douglas Besharov.
Contradiction: The town is completely empty during the peak summer season.
Contradiction: The man is cooking.