What sentence I’m confused
<span>Historical fiction is a type of literature which is told in various media. These are stories that are based on true historical events and are set in historical place and time. But some characters of a historical fiction may not have existed in real historical setting. Some are just added to spice the plot up and twist the story for the better. There can also be added dialogue and scenes that can be extra parts of the story. However, its entire essence and historical value are still intact. </span>
"ref" can stand for refund, refugee, or reference