Anchor: With the usual perversity of bedroom stationery, there were innumerable envelopes and no paper.
Entailed: The collection of bedroom stationery only had envelopes, without any paper.
Contradiction: There were no envelopes to be found in the bedroom.
Contradiction: The woman carries a bag of books.
Contradiction: Shannon was asking Reese if the Old Man was there.
Contradiction: Tuppence wasn't interested in knowing who was going. 
Contradiction: Isn't it obvious?