en_tn_condensed/luk/08/27.md

a certain man from the city

"a man from the city of Gerasa"

a certain man from the city who had demons

The man had demons; it was not the city that had demons. Alternate translation: "a certain man from the city, and this man had demons"

who had demons

"who was controlled by demons" or "whom demons controlled"

For a long time he had worn no clothes ... but among the tombs

This is background information about the man who had demons. (See: rc://en/ta/man/translate/writing-background)

he had worn no clothes

"he had not worn clothes"

tombs

These are places where people put dead bodies, possibly caves or small buildings that the man could use for shelter.