Take the following as truth: 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.
Then the following statement: "It's also possible that the bard died of old age." is true, false, or inconclusive?
Answer: Inconclusive