Anchor: I noticed that John's manner was somewhat unusual. 
Entailed: John was acting strangely. 
Contradiction: John was acting as he always does.
Contradiction: The geographical heart of Madrid is in India.
Contradiction: Market interest rates and market prices of interest-bearing securities have an inverse relationship.
Contradiction: A snowboarder falls to the ground after a mid-jump goes terribly wrong.
Contradiction: A boy holds a flag.