Anchor: The general election of May 1997 proved to be a turning point.
Entailed: The events that happened in the election in May 1997 had a significant impact in history. 
Contradiction: The general election of May 1997 proved to be just like any other day, a day without significance. 
Contradiction: There are no boys
Contradiction: There are 10 streets that meet on the plaza.
Contradiction: It is only them who run into walls.
Contradiction: A person is holding a spray can next to a wall.