Anchor: That is why I have been careful to remain in the background. 
Entailed: for those reasons have I remained in the background.
Contradiction: There is no particular reason I have been in the background
Contradiction: They made sure to take out the receipt.
Contradiction: there was a sandstorm
Contradiction: I'm sad my children never got to experience jewish schooling.
Contradiction: A lady in shorts is riding a bike.