[Event "It (open)"] [Site "masterchessopen.com – Vlissingen (Netherlands)"] [Round "4"] [White "Burgerhoff R"] [Black "Jansen CDW"] [Result "0-1"] [ECO "E20"] [Opening "Nimzo-Indian: 4.f3 c5"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.f3 c5 5.d5 b5 6.dxe6 fxe6 7.Qd6 bxc4 8.Bd2 Qb6 9.Qxb6 axb6 10.e4 d5 11.Nge2 O-O 12.a3 Nc6 13.Rd1 Ne5 14.Nf4 Bxc3 15.bxc3 g5 16.Nh3 g4 17.Bh6 gxh3 18.Bxf8 hxg2 19.Bxg2 Kxf8 20.f4 {#R} 0-1