Anchor: A rodeo rider is riding a bucking horse in an arena.
Entailed: A man is riding a horse.
Contradiction: The man is riding a bull.
Contradiction: It alone sprawls right across the Ile de la Cite.
Contradiction: They wore twisted horned skulls as helms.
Contradiction: People are sitting at a conference table discussing a business matter.
Contradiction: A man attending to plants in front of a building.