Anchor: When that mail leaves the system, who gets to eat that big slice of the institutional cost pie that First Class mail currently enjoys?
Entailed: First Class mail now enjoys a big part of the institutional cost pie.
Contradiction: Who would get a very small portion of the institutional cost?
Contradiction: The boy is drinking Pepsi.
Contradiction: Now, Drew said so. 
Contradiction: Men are running in a marathon.
Contradiction: six people in water