Anchor: I'm much obliged to you. 
Entailed: I am in your debt.
Contradiction: You are obliged to me.
Contradiction: People are doing yoga in the park.
Contradiction: The sylph that got them wasn't afraid of the Scotch.
Contradiction: The little girl in white stomps through the sand wearing brown cowboy boots.
Contradiction: I had great trouble being a vegan for three or four months due to the severe dietary restrictions.