Anchor: At Trois-Riviyres, stop to see fascinating rock engravings believed carved 1,600 years ago by the Arawak Indians.
Entailed: Rock engravings are believed to have been carved 1,600 years ago.
Contradiction: The rock engravings are fake.
Contradiction: Until the 12th century, Scotland had no contact with Christianity.
Contradiction: A canine trots over the sand at the water's edge.
Contradiction: Look at the above example. 
Contradiction: Two people sit in the sun.