Anchor: In fact, they were assigned to these groups at random.
Entailed: They were appointed to the groups at random.
Contradiction: A systematic approach was used for creating the groups.
Contradiction: Two men are eating lunch at the diner.
Contradiction: A person is using cooking utensils.
Contradiction: Both Napoleon and revolutions are fictional concepts.
Contradiction: The simple granite sarcophagus is in a small chamber.