Anchor: The Vikings sacked the great centers of learning for their treasures.
Entailed: The Vikings stole from the great centers of learning.
Contradiction: The Vikings never stole.
Contradiction: A woman sits down while a man stands up.
Contradiction: So you are alright?
Contradiction: St. Ambrose, who was born in the 5th century, was a bishop in Rome.
Contradiction: They omitted the long-term impacts.