Text: A 20-minute tram ride takes you out to the Yashima peninsula, formerly an island famed for the momentous battles in which the Minamoto clan drove out their Taira rivals in 1182, heralding the country's rule by military dictatorship for the next seven centuries.
Entailment: The Yashima peninsula lived under dictatorship for many years.
Contradiction: There have never been any wars held in the Yashima peninsula.