Anchor: Many people are gathered in a city street near two large brown buildings.
Entailed: There are many people gathered on a city street.
Contradiction: Several people are gathered in a park.
Contradiction: Do not tell me what it is. 
Contradiction: Someone is pointing.
Contradiction: Ecology of Fear, according to the columnists, contained errors but Los City of Quartz didn't.
Contradiction: Forum des Halles completely changed the site.