Anchor: It seemed hard to believe that a human footstep had passed this way for months.
Entailed: It was not believable that anyone had been this way for a long time.  
Contradiction: It was for sure that someone had been this way recently.  
Contradiction: His hat stayed put.
Contradiction: dog is in the water.
Contradiction: The photographer is not flying.
Contradiction: Women have their hands on the ground.