Anchor: Until the Tokugawa shoguns completed their conquest of all Japan from the 17th century on, the towns of Tohoku constituted the northern boundaries of the Japanese empire.
Entailed: Tohoku was the Northern border of the Japanese Empire until Tokugawa conquered all of Japan. 
Contradiction: Tokugawa never conquered all of Japan. 
Contradiction: Only the smartest man could make sense of it. 
Contradiction: The route was called the Royal Mile.
Contradiction: The small family of ducks paddled by searching for the bread thrown from shore.
Contradiction: A dog is running.