 The Richter–Rauzer Variation was named in honor of Kurt Richter and the Soviet master Vsevolod Rauzer.The Richter–Veresov Attack (also known as The Veresov Opening) was also named after Kurt Richter and Gavriil Veresov.It most commonly occurs after 1.d4 d5 2.Nc3 Nf6 3.Bg5.