White Elo Black Elo ECO Yr Res. #         Leoncini, M Jansen, J B72 1980 1-0 16   Jansen, J Nibbering, S A60 1986 1-0 9   Van Egmond, J Jansen, J C19 1986 1-0 58   Jansen, J Dagelet, H E51 1986 1-0 28   Plooijer, J Jansen, J E11 1986 0-1 37   Altena, K Jansen, J C09 1986 1-0 25   Jansen, J Ruiter, N D82 1986 1-0 47   Bosma, B Jansen, J C02 1986 0-1 30   Jansen, J Smorenberg, J A76 1987 ½-½ 52   Narings, N Jansen, J C18 1987 1-0 35   Jansen, J Martinez, A A68 1987 0-1 32   Jansen, J Appel, D A80 1987 1-0 20   Jansen, J Schmidt, R A87 1991 0-1 27   Becker, S Jansen, J B40 1991 ½-½ 32 Page 1
Leoncini, Mario - Jansen, Josef - Rome op, Rome, 1980 - B72 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 g6 7.O-O Bg7 8.Be3 O-O 9.h3 b5 10.f4 Bb7 11.Bf3 Nbd7 12.e5 Bxf3 13.Qxf3 dxe5 14.Nc6 Qe8 15.fxe5 Nh5 16.g4 1-0	Search games Games: 11,656,131 / Last update: 03 Jun 2026   GamePositionEndgames White: Black: Ignore colours ECO: Year: Result: All 1-0 0-1 ½-½ Event: Site: Click below to set up a position to search for Set position Click the button below to select an endgame type
	Game link: https://www.chessbites.com/Games.aspx?d=kAZxrrAC
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