Anchor: The pharaoh sits impassively, wearing the double crown signifying his control over both Upper and Lower Egypt.
Entailed: The pharaoh wore a double crown to signify his rule over both Upper and Lower Egypt.
Contradiction: The pharaoh wore a single gleaming crown.
Contradiction: The pharaoh wore a single crown to signify his control over just one part of Egypt. 
Contradiction: A dog is walking through a field in summer.
Contradiction: Palestine and Israel are neighbors.
Contradiction: A woman plays softball.