Given the sentence "A man is standing on a small floating raft with a flag." is it true that "The man is a survivor of a shipwreck."? Now, let's be accurate as possible. Some thinking first:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
On a small floating raft does not necessarily mean survivor of a shipwreck. So, the answer is it is not possible to tell.