Let’s talk about the barn first. In Faulkner's story, there are many livestock in the barn, which can represent wealth and status. Only the rich people can own barns. In Murakami’s story, there are many barns that waiting to be burned. The barns are all remote, old and abandoned.
Who burn the barn? In Faulkner's story, it’s Abner Snopes. This character represents the poor people with low social status, struggle and suffer a lot. In Murakami’s story, the woman’s boyfriend burns the barn. He is polite, handsome, and rich. He has a high social status.
The last part is the barn. It has different meaning in the two