Anchor: We must be so intelligent that he does not suspect us of being intelligent at all." I acquiesced. 
Entailed: We have to be so smart that the man does not expect us to be smart.
Contradiction: We must be so dumb the man takes us for geniuses.
Contradiction: The couple is watching television.
Contradiction: A traffic cop is outside.
Contradiction: the woman is holding a wallet
Contradiction: I would steal his wallet after he passes out from laughing.