Lev Zilbermintz does well with the Philidor Counter Gambit on the ICC against FIDE ranked players named Guerrero or Rodriguez. Previously Zilbermintz defeated WIM Alejandra Guerrero Rodriguez. Now he wins against GM Enrique Rodriguez Guerrero.
GM Enrique Rodriguez Guerrero - Lev Zilbermintz, Internet Chess Club Blitz 1/20/2008
1.e4 e5 2.Nf3 d6 3.d4 f5 4.dxe5 fxe4 5.Ng5 d5 6.e6 Nh6 7.c4 Bb4+ 8.Nc3 d4 9.Qh5+ g6 10.Qxh6 dxc3, White resigns.