Anchor: You're sure to overdose, but that's the obsessive/compulsive thrill you're looking for, right?
Entailed: Isn't it you are searching for a risky thrill?
Contradiction: There are no risks of overdosing. Enjoy!
Contradiction: All the scientists had the same view. 
Contradiction: An outdoorsman experiencing nature.
Contradiction: A boy is running around.
Contradiction: I need to attend more often.