Anchor: For one, the product--and all that it connotes--is visible.
Entailed: The product is definitely visible.
Contradiction: The product is invisible, both physically and metaphorically.
Contradiction: These boxes are cheaper to serve when they're along the road. 
Contradiction: Soldiers who were suspected of arranging a rebellion, ended up being executed.
Contradiction: The women are playing baseball.
Contradiction: I don't think I am.