Simplify the following text for a Grade 7 native English-speaking person.
Original: Such art was banned on the grounds that it was un-German or Jewish Bolshevist in nature , and those identified as degenerate artists were subjected to sanctions .
Simplified: The Nazis banned the art because they said it was un-German or was Jewish or Bolshevist in nature . Artists who were labeled as degenerate were punished by the laws .