Anchor: Two weeks ago Francisco Perez, his horse comes in with blood on the saddle.
Entailed: Two weeks past, Francisco Perez's horse comes in with blood on the seat.
Contradiction: Two years ago, Francisco Perez came back riderless. 
Contradiction: This forest has long since been cut down and used for timber.
Contradiction: The group got together.
Contradiction: The murder rate is decreasing in general
Contradiction: There are people sitting and walking on the stairs.