Text: The mask also shows a swelling in the upper left eyelid, which, according to Professor Walter Lerche, head of the Horst-Schmidt eye clinic in Wiesbaden, Germany, could be evidence of a rare form of cancer that may have killed the bard.
Entailment: The bard may have succumbed to a rare type of cancer.
Contradiction: The mask yielded no potential evidence of how the bard died.