Anchor: 25 for city carriers, we calculate a cost per residential delivery route of $266 per delivery day.
Entailed: $266 per delivery day is the cost per residential delivery route.
Contradiction: Our carriers have a $500 per day delivery route cost.
Contradiction: I think they lost the keys in the river. 
Contradiction: Since it is such a rare occurrence, the fact that it does sometimes happen will help the opposition with their cause. 
Contradiction: Both men are wearing suits
Contradiction: I talked to a guy about fishing and asked him if he took his wife.