Simplify the following text for a Grade 8 native English-speaking person.
Original: Most countries have a national chess organization as well ( such as the US Chess Federation and English Chess Federation ) which in turn is a member of FIDE .
Simplified: The rules of chess are made by the World Chess Federation , which is known by the initials FIDE , meaning FÃ dÃ ration Internationale des Ã checs . The rules are written and explained in the section Laws of Chess .