Anchor: A person crouches at the end of a dock on a lake.
Entailed: Someone is outside on the dock.
Contradiction: A person is running down the beach.
Contradiction: The traffic director is removing his/her yellow safety vest, and putting it into his/her locker at the end of the day.
Contradiction: It's not easy to do 
Contradiction: Nobody comes to Ibiza to visit the clubs, which are all identically plush.
Contradiction: There are suggestions.