I'm not sure. It could be based on a novel, a real-life event, or an original script written specifically for the film.
It's hard to say exactly. Maybe it's adapted from a popular book series or a historical account. But without more information, it's difficult to determine the exact source story.
I don't know for sure. It might draw inspiration from a myth, a biography, or even a combination of various elements. Without additional details, it's tough to pin down the precise story it's based on.