Simplify the following text for a Grade 7 native English-speaking person.
Original: Classed as a toy dog breed because of its small size , the Pomeranian is descended from the larger Spitz type dogs , specifically the German Spitz . It has been determined by the FÃ dÃ ration Cynologique Internationale to be part of the German Spitz breed , and in many countries , they are known as the Zwergspitz ( Dwarf Spitz ) .
Simplified: Pomeranians are called Zwergspitz ( which is a Dwarf Spitz ) and Toy German Spitz in different countries .