MESON Chess Problem Database
Problem Display
PID: 850 (8/8/8/2NBK3/6pR/1p3PBp/1prpk3/1QbN3R w - - 0 1)
Velimirovic, Milan
3rd Prize, British Chess Magazine, 1976
#2
9 + 8
SOLUTION
- SOUND
- Sets
- 1...Rc4
- 2.Qd3#
- 1...Rxc5
- 2.Qe4#
- 1...h2
- 2.R4xh2#
- 1...gxf3
- 2.Re4#
- 1...Rc4
- Tries
- 1.Kd4?
- 1...Rxc5
- 2.Qd3#
- 2.Qe4#
- 1...gxf3
- 2.Re4#
- 1...Rc3
- 2.Sxc3#
- 1...h2
- 2.R4xh2#
- 1...Rc4+!
- 1...Rxc5
- 1.Ke4?
- 1...Rc4+
- 2.Bxc4#
- 1...Rxc5
- 2.Qd3#
- 1...Rc3
- 2.Sxc3#
- 1...h2
- 2.R4xh2#
- 1...gxf3!
- 1...Rc4+
- 1.Kf5?
- 1...Rxc5
- 2.Qe4#
- 1...gxf3
- 2.Re4#
- 1...Rc4
- 2.Qd3#
- 1...h2
- 2.R4xh2#
- 1...Rc3!
- 1...Rxc5
- 1.Kd6?
- 1...Rxc5
- 2.Qe4#
- 1...gxf3
- 2.Re4#
- 1...Rc4
- 2.Qd3#
- 1...h2
- 2.R4xh2#
- 1...Rc3!
- 1...Rxc5
- 1.Ke6?
- 1...Rxc5
- 2.Qe4#
- 1...gxf3
- 2.Re4#
- 1...Rc4
- 2.Qd3#
- 1...h2
- 2.R4xh2#
- 1...Rc3!
- 1...Rxc5
- 1.Kf6?
- 1...Rxc5
- 2.Qe4#
- 1...gxf3
- 2.Re4#
- 1...Rc4
- 2.Qd3#
- 1...h2
- 2.R4xh2#
- 1...Rc3!
- 1...Rxc5
- 1.Se6?
- threat
- 2.Sf4#
- 1...Kd3
- 2.Sf4#
- 1...Rc4!
- threat
- 1.Bc4+?
- 1...Rxc4
- 2.Qd3#
- 1...Kxf3!
- 1...Rxc4
- 1.Rg1?
- 1...Rxc5
- 2.Qe4#
- 1...gxf3
- 2.Re4#
- 1...Rc4
- 2.Qd3#
- 1...h2
- 2.Rxh2#
- 1...Rc3!
- 1...Rxc5
- 1.Qxc2?
- threat
- 2.Re1#
- 2.Qd3#
- 2.Qe4#
- 2.Qc4#
- 1...b1Q
- 2.Re1#
- 1...b1B
- 2.Re1#
- 1...bxc2!
- threat
- 1.fxg4?
- 1...Rxc5
- 2.Qe4#
- 1...Rc4
- 2.Qd3#
- 1...h2
- 2.R4xh2#
- 1...Rc3!
- 1...Rxc5
- 1.f4?
- 1...Rxc5
- 2.Qe4#
- 1...Rc4
- 2.Qd3#
- 1...h2
- 2.R4xh2#
- 1...Rc3!
- 1...Rxc5
- 1.Kd4?
- Keys
- 1.Kf4!
- 1...Rc4+
- 2.Bxc4#
- 1...Rxc5
- 2.Qe4#
- 1...gxf3
- 2.Bxf3#
- 1...Rc3
- 2.Sxc3#
- 1...h2
- 2.R4xh2#
- 1...Rc4+
- 1.Kf4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(c);OGATE::QAB1(A)
- R(c);OGATE,P_PINB(H),XS(G)::QAR2(A)
- P(g);OGATE::R(F),XP(g)
- P(h);OGATE,SBLOCK,XP(D)::R(F)
- Tries
- Try
- K(I);S_FLIGHT
- Vars
- P(h);OGATE,SBLOCK,XP(D)::R(F)
- R(c);N_GUARD::S(B),XR(c)
- P(g);OGATE::R(F),XP(g)
- Refutation
- R(c);CHECK
- Try
- K(I);P-FLIGHT
- Vars
- R(c);CHECK,N_GUARD::B(H),XR(c)
- R(c);OGATE,XS(G)::QAB1(A)
- R(c);N_GUARD::S(B),XR(c)
- P(g);OGATE::R(F),XP(g)
- Refutation
- P(h);XP(D)
- Try
- K(I);P-FLIGHT
- Vars
- R(c);OGATE,P_PINB(H),XS(G)::QAR2(A)
- P(h);OGATE,SBLOCK,XP(D)::R(F)
- R(c);OGATE::QAB1(A)
- P(g);OGATE::R(F),XP(g)
- Refutation
- R(c);
- Try
- K(I);S_FLIGHT
- Vars
- R(c);OGATE,XS(G)::QAR2(A)
- P(h);OGATE,SBLOCK,XP(D)::R(F)
- R(c);OGATE::QAB1(A)
- P(g);OGATE::R(F),XP(g)
- Refutation
- R(c);
- Try
- K(I);P-FLIGHT
- Vars
- R(c);OGATE,XS(G)::QAR2(A)
- P(h);OGATE,SBLOCK,XP(D)::R(F)
- R(c);OGATE::QAB1(A)
- P(g);OGATE::R(F),XP(g)
- Refutation
- R(c);
- Try
- K(I);S_FLIGHT
- Vars
- R(c);OGATE,XS(G)::QAR2(A)
- P(h);OGATE,SBLOCK,XP(D)::R(F)
- R(c);OGATE::QAB1(A)
- P(g);OGATE::R(F),XP(g)
- Refutation
- R(c);
- Try
- S(G);
- Threat
- S(G)
- Vars
- K(e);P_SPINR(c),S_FLIGHT::S(G)
- Refutation
- R(c);
- Try
- B(H);CHECK
- Vars
- R(c);OGATE,XB(H)::QAB1(A)
- Refutation
- K(e);S_FLIGHT,XP(D)
- Try
- R(C);
- Vars
- R(c);OGATE,P_PINB(H),XS(G)::QAR2(A)
- P(h);OGATE,SBLOCK,XP(D)::R(F)
- R(c);OGATE::QAB1(A)
- P(g);OGATE::R(F),XP(g)
- Refutation
- R(c);
- Try
- Q(A);P_PINP(d),XR(c)
- Threat
- DUALS(4)
- Vars
- P(b);::R1(C)
- Refutation
- P(f);N_SPINP(d),XQ(A)
- Try
- P(D);XP(h)
- Vars
- R(c);OGATE,P_PINB(H),XS(G)::QAR2(A)
- R(c);OGATE::QAB1(A)
- P(g);OGATE::R(F),XP(g)
- Refutation
- R(c);
- Try
- P(D);
- Vars
- R(c);OGATE,P_PINB(H),XS(G)::QAR2(A)
- R(c);OGATE::QAB1(A)
- P(g);OGATE::R(F),XP(g)
- Refutation
- R(c);
- Try
- Actual
- K(I);S_FLIGHT
- Vars
- R(c);CHECK,N_GUARD::B(H),XR(c)
- R(c);OGATE,XS(G)::QAR2(A)
- P(h);OGATE,XP(D)::B(H),XP(h)
- R(c);N_GUARD::S(B),XR(c)
- P(g);OGATE::R(F),XP(g)
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