Anchor: There were only two thousand seven hundred and eighty-one before the beginnings of our trouble."  "And I suppose you've got the exact orbits of every one?" Hanson asked.
Entailed: Before our difficulties started, there were two thousand, seven hundred and eighty-one of them.
Contradiction: Before our trouble started, there were already more than five thousand of them.
Contradiction: The girl is an adult.
Contradiction: A person wearong a robe is on a bke.
Contradiction: There aren't any scientific museums or attractions at La Villette.
Contradiction: We bought the needed equipment.