Anchor: One bicyclist runs along side her bike, while another rides up behind.
Entailed: Two people are riding their bicycles together single-file.
Contradiction: A bicyclist performs open heart surgery on another cyclist.
Contradiction: Three people holding cartons of apple juice.
Contradiction: The man on a bike is riding toward the clock tower.
Contradiction: Patriotism is an issue in which everyone agrees. 
Contradiction: There were metal boxes and packets of papers inside the shield.