Anchor: However long you spend browsing this fantastic collection, you are sure to need some refreshment when you have finished.
Entailed: You might be in need of refreshments after you are done browsing the collection.
Contradiction: Nobody will want refreshments after they are done looking at the collection.
Contradiction: The people are in an elevator standing.
Contradiction: People are sitting on a stone pillar.
Contradiction: The child is taking the dog for a walk.
Contradiction: The exhibition organizers should stay in touch with the social context of what they're displaying.