Anchor: A group of dogs pull a person on a dog sled up a hill.
Entailed: A pack of dogs have been trained to help their human companion.
Contradiction: Dogs run around a grassy backyard chasing a red ball.
Contradiction: The people are walking.
Contradiction: A person swings a club.
Contradiction: Trent Lott and other senators maintained the highest levels of professionalism.
Contradiction: Informal incentives for leaders can encourage management.