Anchor: Two people in coats examine black and white photos in a gallery.
Entailed: There are people inside a building.
Contradiction: Two people in coats examine color photos in a gallery.
Contradiction: The next morning, the Scotland Yard men brought Poirot to ask some questions.
Contradiction: Two people walking outside.
Contradiction: The people are in separate locations.
Contradiction: I am sad that she has a while to go staying there.