M Winther wrote on Sat, Apr 17, 2010 05:05 AM UTC:
According to the Classified Encyclopedia of Chess Variants Russian Chess is simply when the queen is replaced with an Amazon. But this is not a very good idea because the Amazons tend to be exchanged too easily, so it should be drawish. Gustav III Chess solves this by introducing two Amazons per side.
http://hem.passagen.se/melki9/gustaviii.htm
/Mats