Anchor: However, events turned profoundly against Cleopatra when Caesar was suddenly killed and she fled back to Alexandria to commit suicide in 30 b.c.
Entailed: Caesar was killed suddenly.
Contradiction: Caesar was died slowly.
Contradiction: I graduated with a BA in conceptual art. 
Contradiction: Two kids are sleeping on a couch.
Contradiction: I'm so glad you understand what I was trying to say.
Contradiction: Someone is being kissed.