Text: Five years later, the Taira were overthrown after being defeated in the straits between western Honshu and Kyushu, at the titanic sea battle of Dannoura which has a place in Japanese annals comparable to Waterloo or Stalingrad.
Entailment: The Taira suffered defeat at the sea battle of Dannoura.
Contradiction: The Taira were victorious at the sea battle of Dannoura.