Anchor: A group of people congregate at a mall.
Entailed: A group of people are indoors.
Contradiction: A group of people are at an outdoor concert.
Contradiction: A man is sitting on a bench.
Contradiction: The popes used to hide here during dangerous periods. 
Contradiction: Young people are sitting together at tables and talking.
Contradiction: I have never considered going up there despite hearing about it so frequently.