MESON Chess Problem Database
Problem Display
PID: 22279 (2rNr3/3R4/3P4/6Q1/1P1k4/N4P2/1P1K1P2/3R4 w - - 0 1)
Shinkman, William Anthony
Lasker's Chess Magazine, 1906
#2
11 + 3
| 3925 | The Golden Argosy | 1929 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Kxc1#
- 1...Rc2+
- 2.Kxc2#
- 1...Rc3
- 2.bxc3#
- 1...Rc4
- 2.Sb5#
- 1...Rc5
- 2.Qxc5#
- 1...Rc6
- 2.Sxc6#
- 1...Rc7
- 2.dxc7#
- 1...Ra8
- 2.Kc1#
- 2.Kc2#
- 2.Sc6#
- 2.Qc5#
- 1...Rb8
- 2.Kc1#
- 2.Kc2#
- 2.Sc6#
- 2.Qc5#
- 1...Rcxd8
- 2.Kc1#
- 2.Kc2#
- 2.Qc5#
- 1...Re1
- 2.Kxe1#
- 1...Re2+
- 2.Kxe2#
- 1...Re3
- 2.fxe3#
- 1...Re6
- 2.Sxe6#
- 1...Re7
- 2.dxe7#
- 1...Rexd8
- 2.Ke1#
- 2.Ke2#
- 1...Rf8
- 2.Ke1#
- 2.Ke2#
- 2.Se6#
- 1...Rg8
- 2.Ke1#
- 2.Ke2#
- 2.Se6#
- 1...Rh8
- 2.Ke1#
- 2.Ke2#
- 2.Se6#
- 1...Rc1
- Tries
- 1.Rc7?
- threat
- 2.Kc1#
- 2.Kc2#
- 2.Sc2#
- 2.Sb5#
- 2.Sc6#
- 2.Qc5#
- 1...Re2+
- 2.Kxe2#
- 1...Rcxd8
- 2.Kc1#
- 2.Kc2#
- 2.Sc2#
- 2.Sb5#
- 2.Rc4#
- 2.Qc5#
- 1...Rexd8
- 2.Kc1#
- 2.Ke1#
- 2.Kc2#
- 2.Ke2#
- 2.Sc2#
- 2.Sb5#
- 2.Qc5#
- 1...Re5
- 2.Kc1#
- 2.Kc2#
- 1...Rb8
- 2.Kc1#
- 2.Kc2#
- 2.Sc2#
- 2.Sc6#
- 2.Rc4#
- 2.Qc5#
- 1...Re1
- 2.Kxe1#
- 2.Sc2#
- 2.Sb5#
- 2.Sc6#
- 2.Qc5#
- 1...Re3
- 2.Sc2#
- 2.Sb5#
- 2.Sc6#
- 2.Qc5#
- 2.fxe3#
- 1...Rxc7!
- threat
- 1.Re7?
- threat
- 2.Ke1#
- 2.Ke2#
- 2.Se6#
- 2.Qe5#
- 1...Rc2+
- 2.Kxc2#
- 1...Rcxd8
- 2.Kc1#
- 2.Ke1#
- 2.Kc2#
- 2.Ke2#
- 2.Qc5#
- 2.Qe5#
- 1...Rexd8
- 2.Ke1#
- 2.Ke2#
- 2.Re4#
- 2.Qe5#
- 1...Rc1
- 2.Kxc1#
- 2.Se6#
- 2.Qe5#
- 1...Rc3
- 2.Se6#
- 2.Qe5#
- 2.bxc3#
- 1...Rc5
- 2.Ke1#
- 2.Ke2#
- 2.Se6#
- 2.Qxc5#
- 1...Rxe7!
- threat
- 1.Qe3+?
- 1...Kd5
- 2.Ke1#
- 2.Ke2#
- 1...Rxe3!
- 1...Kd5
- 1.Qf4+?
- 1...Re4
- 2.Qxe4#
- 1...Kd5!
- 1...Re4
- 1.Rc7?
- Keys
- 1.Qf5!
- 1...Rc2+
- 2.Kxc2#
- 1...Re2+
- 2.Kxe2#
- 1...Rcxd8
- 2.Kc1#
- 2.Kc2#
- 2.Qc5#
- 1...Rexd8
- 2.Ke1#
- 2.Ke2#
- 2.Qe4#
- 1...Re5
- 2.Qd3#
- 1...Rc7
- 2.dxc7#
- 1...Rc1
- 2.Kxc1#
- 1...Rc3
- 2.bxc3#
- 1...Rc4
- 2.Sb5#
- 1...Rc5
- 2.Qxc5#
- 1...Rc6
- 2.Sxc6#
- 1...Ra8
- 2.Kc1#
- 2.Kc2#
- 2.Sc6#
- 2.Qc5#
- 1...Rb8
- 2.Kc1#
- 2.Kc2#
- 2.Sc6#
- 2.Qc5#
- 1...Re1
- 2.Kxe1#
- 1...Re3
- 2.fxe3#
- 1...Re4
- 2.Qxe4#
- 1...Re6
- 2.Sxe6#
- 1...Re7
- 2.dxe7#
- 1...Rf8
- 2.Ke1#
- 2.Ke2#
- 2.Se6#
- 2.Qe4#
- 1...Rg8
- 2.Ke1#
- 2.Ke2#
- 2.Se6#
- 2.Qe4#
- 1...Rh8
- 2.Ke1#
- 2.Ke2#
- 2.Se6#
- 2.Qe4#
- 1...Rc2+
- 1.Qf5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(b);::R(A)+K(C),XR(b)
- R(b);CHECK::R(A)+K(C),XR(b)
- R(b);OGATE::P(B),XR(b)
- R(b);SBLOCK::S(E)
- R(b);N_GUARD::QAB1(H),XR(b)
- R(b);N_GUARD::S(K),XR(b)
- R(b);OGATE::R(J)+P(I),XR(b)
- R(c);::R(A)+K(C),XR(c)
- R(c);CHECK::R(A)+K(C),XR(c)
- R(c);OGATE::P(D),XR(c)
- R(c);N_GUARD::S(K),XR(c)
- R(c);OGATE::R(J)+P(I),XR(c)
- Tries
- Try
- R(J);
- Threat
- DUALS(6)
- Vars
- R(c);CHECK::R(A)+K(C),XR(c)
- Refutation
- R(b);XR(J)
- Try
- R(J);
- Threat
- DUALS(4)
- Vars
- R(b);CHECK::R(A)+K(C),XR(b)
- Refutation
- R(c);XR(J)
- Try
- Q(H);CHECK
- Refutation
- R(c);XQ(H)
- Try
- Q(H);CHECK
- Vars
- R(c);N_GUARD,P_SPINR(c)::QAR1(H),XR(c)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- Q(H);
- Vars
- R(b);CHECK::R(A)+K(C),XR(b)
- R(c);CHECK::R(A)+K(C),XR(c)
- R(c);SBLOCK::QAR1(H)
- R(b);OGATE::R(J)+P(I),XR(b)
- R(b);::R(A)+K(C),XR(b)
- R(b);OGATE::P(B),XR(b)
- R(b);SBLOCK::S(E)
- R(b);N_GUARD::QAB1(H),XR(b)
- R(b);N_GUARD::S(K),XR(b)
- R(c);::R(A)+K(C),XR(c)
- R(c);OGATE::P(D),XR(c)
- R(c);N_GUARD::QAR1(H),XR(c)
- R(c);N_GUARD::S(K),XR(c)
- R(c);OGATE::R(J)+P(I),XR(c)
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