Anchor: They were visible through the open window, standing together in the grassy field and lost in animated conversation.
Entailed: They could be seen through the open window, standing and talking in the field.
Contradiction: They were nowhere to be seen, even through the open window.
Contradiction: The show is an all nude production.
Contradiction: The teacher looks down his students shirt
Contradiction: How can stalking and not stalking be the same anyway? 
Contradiction: A child has a plant in its mouth.