Rawandi appears to have intended the Rahat al - sudur to be a historical work .
The book contains chapters on backgammon , chess , calligraphy , horsemanship , hunting and feasting .
Rawandi appears to have intended the Rahat al - sudur to be a historical work , yet the book contains chapters on backgammon , chess , calligraphy , horsemanship , hunting and feasting .