Anchor: At its southern end you'll find The Old Cataract Hotel, harking back to the days of Edwardian elegance.
Entailed: The Old Cataract Hotel is at its southern end.  
Contradiction: There is no hotel with the name The Old Cataract Hotel.  
Contradiction: The Old Cataract Hotel is at the northern end.
Contradiction: All frequent flyer miles are being used effectively.
Contradiction: Our parents and us are all happy.
Contradiction: He is married to Bertha and is living against his doctors orders.