Anchor: Such jokes wouldn't be appropriate until, oh, let's say, next Monday around noon.
Entailed: We probably shouldn't be making that sort of joke until about noon on Monday.
Contradiction: That type of joke is never appropriate, and you should know better.
Contradiction: The dog is sleeping.
Contradiction: A woman posing.
Contradiction: Silk makes carpets a dull colour.
Contradiction: She didn't take a bus for economical reasons.