Simplify the following text for a Grade 7 native English-speaking person.
Original: Note 1 : this is different from the list of surnames that originated in Russia as there are people living in the country with numerous ethnic backgrounds , and , therefore , surnames , from all over the former USSR , Europe , and Asia .
Simplified: Note 1 : this is different from a list of surnames that came from Russia as there are people living in there with very many ethnic roots . Because of this there are surnames from many places of the ex-USSR , Europe , and Asia .