Anchor: In front of him ran a narrow passage, with doors opening on either side of it.
Entailed: There was a narrow passage ahead of him, with open doors on either side.
Contradiction: In front of him there sprawled a wide passage, with closed doors on either side.
Contradiction: The man is baking a cake for his wife's birthday party.
Contradiction: 19th century English artists made paintings of old Madeira.
Contradiction: It was the second punch thrown. 
Contradiction: They seemed to like it.