[Event "It (open) (juniors)"] [Site "masterchessopen.com Hallsberg (Sweden)"] [Date "1972.12.28"] [Round "2"] [White "Helmers Knut J (NOR)"] [Black "Rorvall Goran (SWE)"] [Result "0-1"] [WhiteElo "2465"] [BlackElo "2242"] [ECO "E41"] [Opening "Nimzo-Indian: 4.e3 c5 5.Bd3"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 O-O 6.Nf3 d5 7.O-O dxc4 8.Bxc4 Nc6 9.a3 Ba5 10.Bd3 Qe7 11.Qe2 Rd8 12.Rd1 e5 13.dxe5 Nxe5 14.Nxe5 Qxe5 15.h3 Be6 16.f4 Qc7 17.e4 Bb3 18.Re1 c4 19.Bb1 Qc5+ 20.Be3 Qh5 21.e5 Qxe2 22.Rxe2 Bxc3 23.bxc3 Rd1+ 24.Kh2 Nd5 25.Bd4 Nxf4 26.Rb2 g6 27.Raa2 Rxb1 {#R} 0-1