Anchor: If, however, we scoped the job to examine in depth events leading up to the disaster, what went wrong, and why it went wrong, this would be a case study.
Entailed: You could call this a case study if the job's scope included examining events, that led up to the disaster, in great detail.
Contradiction: There is no scenario in which this would be considered a case study. 
Contradiction: An empty restaurant.
Contradiction: A man and woman are both enjoying a cigarette.
Contradiction: The clown is standing up.
Contradiction: young girls are in a field of flowers