It depends. Sometimes stories are based on real events but with fictional elements added. So, it might have some truth to it, but not be completely factual.
Well, it depends. Maybe it has some roots in truth, but it could also be a completely made-up tale. You'd need to look into the background and sources to know for sure.
It's not based on a true story. The plot and characters were crafted by the writer for entertainment purposes. However, it might draw inspiration from various sources or themes that are common in literature and storytelling.
I don't think so. 'Burial' seems to be a work of fiction that weaves together different ideas and concepts to form a unique narrative. It's not tied to one particular true account.