@ Toppy: dear friend, here you have all games is Chess Informants dealing with 4.d3: PART II:
(20551) Banas,J - Ivanovic,B [C63] Stip Stia, 1979 [Banas,J] 28/262 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d3 [4.Nc3 - 28/(262)] 4...Nf6?! [4...fxe4] 5.exf5 Bc5 6.00 00 7.Be3 Nd4 8.c3 [8.Nxe5? Qe7+] 8...Nxf3+ 9.Qxf3 Be7 10.Nd2 c6 11.Ba4 d5 12.d4 e4 13.Qh3² g6 14.g4 h5 [14...gxf5 15.gxf5 Qd7 16.f3²] 15.f3 exf3 16.gxh5 Bxf5 17.Qxf3 Ng4?! [17...Nxh5 18.Qg2²] 18.Bf4± g5 19.Bg3 Qd7 20.Rae1 Rae8 [20...Bc2? 21.Qe2+-] 21.Bd1 Nh6 22.Qg2 Rf7 23.Be5 Ref8 [23...Bh3 24.Rxf7! Bxg2 25.Rg7+ Kf8 26.Kxg2+-] 24.Qg3 Bh3 25.Rxf7 Rxf7 26.Bc2 g4? [26...Bf5 27.Bxf5 Qxf5 28.Nf1 Qc2 29.Qg2±] 27.Bg6+- Rf8 28.Qe3 Nf5 [28...Nf7 29.Bxf7+
£h6+-] 29.h6! Rf7 30.Qf4! g3 31.Bxf7+ Kh7 32.hxg3 Bf8 33.Bh5 Bxh6 34.Qf2 c5 35.Bf4 cxd4 36.cxd4 Qg7 37.Kh2 Bg4 38.Bxg4 Qxg4 39.Bxh6 Nxh6 40.Qf4 10
(20552) Kholmov,R - Tatai,S [C63] Budapest Budapeste, 1979 [Kholmov,R] 28/263 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d3 [4.Nc3 - 28/(263)] 4...fxe4 5.dxe4 Nf6 6.00 d6 [6...Bc5 - 28/(263)] 7.Nc3 Be7 8.Qd3 Bg4 9.h3 Bxf3 10.Qxf3 00 11.Qd3!? Kh8 12.Be3 Qe8 13.Nd5 Bd8 [13...Nxd5 14.exd5 Nb4 15.Qc4 (15.Bxe8 Nxd3 16.cxd3 Rfxe8 17.Rac1 Rec8 18.Rc2²) 15...c6 16.Qxb4 cxb5 17.a4²] 14.c3 Qg6 15.f4 exf4 [15...Nxe4? 16.f5! Rxf5 17.Qxe4 Rxf1+ 18.Rxf1
¦f8#; 15...Qxe4?! 16.Qxe4 Nxe4 17.fxe5±] 16.Nxf4 Qe8 [16...Qxe4? 17.Qxe4 Nxe4 18.Ng6+!+-] 17.Rae1 Ne5! 18.Bxe8 [18.Qe2! c6 19.Bd3 Bb6³] 18...Nxd3 19.Nxd3 Rxe8 20.e5!² dxe5 21.Bd4 Kg8! [21...e4?! 22.Nc5 b6 23.Nxe4!±] 22.Nxe5 Be7 23.Nc4 Nd7 24.Na5 Bc5 [24...b6 25.Nc6 Bf6 26.Bxf6 Nxf6 27.b4²] 25.Bxc5 Nxc5 26.b4 Ne4?! [26...b6!?] 27.Nxb7² Nxc3 28.a3 Nb5 29.a4 Nc3 30.Nc5 c6 31.a5 Rab8 32.Na6! Rbd8 33.Kh2 [
34. ¦e8 ¦e8 35. ¦c1 ¦e3 36. €b8 €a2 37. ¦c4+-] 33...Rxe1 34.Rxe1 Kf7? [34...Nd5!? 35.Re6 Rc8 36.Rd6 Nf6!²] 35.Rc1+- Rd3 36.Nb8 Na2 37.Rxc6 Nxb4 38.Rc7+ Kg6 39.Rxa7 Ra3 40.Rb7 Nd5 41.a6 h5 42.a7 h4 43.Nc6 10
(21098) Hulak,K - Tatai,S [C63] Stip Stia, 1979 [RR] 28/(263) 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d3 fxe4 5.dxe4 Nf6 6.00 * 6...Bc5 7.Nc3 d6 8.Be3 Bb6 9.Nd5 00 10.Bc4 Kh8 11.Ng5 Bg4 12.Qd2 Nxd5 13.exd5 Bxe3 14.Qxe3 Nd4 15.Bd3 Rf4?? [15...h6=] 16.Qxf4 10
(21457) Schneider,A - Gruenfeld,Y [C63] Beer_Sheva, 1980 [Gruenfeld,Y] 29/227 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d3 fxe4 5.dxe4 Nf6 6.00 Bc5! [6...d6 - 29/(227)] 7.Bxc6 [7.Nc3 - 26/272] 7...bxc6 8.Nxe5 00 9.Qe2?! [9.Nc3!?] 9...Qe7 10.Nd3 Ba6 11.Nc3 Bd4 12.Re1 Rae8 13.e5 Bxd3 [13...Qf7!?] 14.Qxd3 Bxe5 [14...Qc5? 15.Be3 Bxe3 16.Qxe3 Qxe3 17.Rxe3 Ng4 18.Re4 Nxf2 19.Rd4 Rxe5 20.Rxd7±] 15.Bf4 Ng4 16.Bxe5 Nxe5 17.Qe3?! [17.Qg3 Qf7! 18.Re2 d6] 17...Qb4! 18.Qd2 Qg4 19.Kh1 Nc4 20.Qc1 Qd4 [20...Rxe1+ 21.Qxe1 Nxb2΅] 21.f3 d5 22.Rb1 Qf2 23.Rf1 Qd2 24.Rd1 Qxc1 25.Rdxc1 Re3 26.Re1 Rfe8 27.Rxe3 Rxe3 28.Kg1?! [28.h3³] 28...d4 29.Ne4 Re2 30.c3 d3+ 31.Nf2 Nxb2 32.Kf1 Rc2 33.Nd1 Nc4 01
(21919) Romanishin,O - Lombardy,W [C63] Mexico Mexico, 1980 29/(227) 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d3 fxe4 5.dxe4 Nf6 6.00 * 6...d6 7.Nc3 Be7 8.a4 00 9.Bc4+ Kh8 10.Ng5 Qe8 11.Be6 h6 12.Bxc8 Qxc8= Line
(23842) Rigo,J - Meleghegyi,Cs [C63] Tapolca Tapolca, 1981 31/(382) 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 * 4.d3 fxe4 5.dxe4 Nf6 6.Bg5 Bc5 7.Nc3 d6 8.00 00 9.Nd5 Kh8 10.c3 Ne7 11.b4 Nexd5 12.exd5 Bb6 13.a4 a6 14.Be2 Qe8³ Line
(23843) Rajna,Gy - Meleghegyi,Cs [C63] Budapest Budapeste, 1981 31/(382) 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 * 4.d3 fxe4 5.dxe4 Nf6 6.Bg5 Bc5 7.Nc3 d6 8.Qe2 a6 9.Ba4 Be6 10.Rd1 00 11.00 h6 12.Bh4 Nd4= Line
(26716) Rajna,Gy - Yudasin,L [C63] Budapest Budapeste, 1982 [Livshits,A; Yudasin,L] 34/393 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d3 fxe4 5.dxe4 Nf6 6.Bg5 [6.00 - 34/(393)] 6...Bc5 7.Nc3 d6 8.Bxf6!? N [8.Qe2 - 31/(382)] 8...Qxf6 9.Nd5 Qd8 [9...Qg6!? 10.00 (10.Nxc7+ Kd8 11.Nxa8 Qxg2 12.Rf1 Rf8 13.Be2 Bg4χ) 10...00 (10...Bb6 11.a4 Bh3 12.Nh4 Qg5 13.a5 Qxh4 14.gxh3! 00 15.axb6 Nd4 16.Qg4 Qxg4+ 17.hxg4 Nxb5 18.c4±) 11.Nxc7 Bh3 12.Nh4 Qg5 13.Nxa8 Qxh4 14.gxh3 Qxh3χ] 10.b4!? [10.00? 00
₯g4΅] 10...Bb6 11.a4 a6 12.Nxb6 [12.Bc4 Ba7 13.b5 (13.00 Bg4΅) 13...Na5 14.Ba2 c6
¦f8, ₯g4΅] 12...cxb6 13.Bc4 Nxb4!? [13...Bg4 14.h3² (14.c3 Qf6χ) ; 13...Qc7 14.b5 (14.c3 Nxb4) 14...Nd4 (14...Nb4 15.Bb3 Qc3+ 16.Nd2
00, €c4±) 15.Nxd4 Qxc4 16.Ne2 Ke7 17.00 axb5 18.Ng3χ] 14.Qd2! [14.00 Qc7 15.Bb3 Bg4
¦f8, 000; 14.Rb1 Nc6 15.Qd5 Rf8 16.Rd1 Ke7³] 14...Nc6 15.Ng5 Qc7?! [15...Qf6 16.Nf7 Rf8 17.Nxd6+ Ke7 18.Rd1 Nd4χ; 15...Rf8 16.Nxh7 Rf4 17.00 Qh4 18.g3 Qxh7χ] 16.Nf7 Nd4 [16...00 17.Qxd6!+-; 16...Rf8 17.Nxd6+ Ke7 18.Qg5+ Kxd6 19.000+ Kc5 (19...Nd4 20.Rxd4+ exd4 21.Qg3+ Kd7 22.Qxg7++-) 20.Rd5+ Kxc4 21.Qe3 Nd4 22.Kb2
£c3#] 17.c3 [17.Nxh8 Qxc4+ ] 17...00 18.Nh6+ [Ή18.cxd4 Qxc4 19.Nxd6 Qxd4 20.Qxd4 exd4² ] 18...Kh8 19.Nf7+ Rxf7!? 20.Bxf7 Nf3+! 21.gxf3 Qxf7 22.Qxd6! Bh3 23.Rg1 [23.Rd1 Rf8; 23.000 h6
£b3] 23...Qxf3 24.Qxe5 Bg4 25.Rxg4 Qxg4 26.Rd1 Rf8 [26...h6 27.Rd6²] 27.Qf5! Qxf5 [27...Qxd1+ 28.Kxd1 Rxf5 29.exf5 Kg8 30.Ke2 Kf7 31.Ke3 b5 32.axb5 (32.a5? Ke7 33.Ke4 Kd7
b6+) 32...a5 33.Kd4=] 28.exf5 ½½
(27316) Yudasin,L - Inkiov,V [C63] Minsk Minsk, 1982 [Livshits,A; Yudasin,L] 34/(393) 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d3 fxe4 5.dxe4 Nf6 * 6.00 Bc5 7.Nc3 00 8.a3?! N 8...d6 9.Na4? Bb6 10.Nxb6 axb6 11.c3 Kh8 12.Re1 Qe8 [
£g6΅ ] Line
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