Anchor: He thanked and bowed until the northerner held him up.
Entailed: The northerner held him up while he thanked and bowed
Contradiction: He thanked and bowed until he fell.
Contradiction: Saturation mail costs 5 cents regardless of weight.
Contradiction: A man is bowling.
Contradiction: A man and woman are yelling at each other.
Contradiction: Exhibit 4 gives lists of health effects for quantified benefits as well as those would could not quantify.