MESON Chess Problem Database
Problem Display
PID: 27554 (8/2K2R2/1pN1PQp1/1B1Pn1p1/4k1P1/4Pn2/2P1R2B/4N3 w - - 0 1)
Rotenberg, Jacques
2nd Prize, diagrammes, 1978
#2
13 + 6
| 3188 | Dutch Solving Championship | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Sxe1
- 2.Qxe5#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sxe1
- Tries
- 1.Kb7?
- 1...Sxe1
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Kxd5!
- 1...Sxe1
- 1.Kc8?
- 1...Sxe1
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Kxd5!
- 1...Sxe1
- 1.Sd3?
- 1...Kxd5
- 2.e4#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxd3
- 2.Qxf3#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Se1
- 2.Qxe5#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Sxf7!
- 1...Kxd5
- 1.Sb4?
- 1...Sxe1
- 2.Qxe5#
- 1...Sxg4
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxf7
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Bxd3#
- 2.Qxf3#
- 2.Qxg6#
- 2.cxd3#
- 1...Sc4
- 2.Qxf3#
- 2.Qxg6#
- 1...Sc6
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sd7
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxh2!
- 1...Sxe1
- 1.Se7?
- 1...Sxe1
- 2.Qxe5#
- 1...Sxg4
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxf7
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Bxd3#
- 2.Qxf3#
- 2.Qxg6#
- 2.cxd3#
- 1...Sc4
- 2.Qxf3#
- 2.Qxg6#
- 1...Sc6
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sd7
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxh2!
- 1...Sxe1
- 1.Bg1?
- 1...Kxd5
- 2.e4#
- 1...Sxe1
- 2.Qxe5#
- 1...Sxg1
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sd2
- 2.Qxe5#
- 1...Sh2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Sxc6!
- 1...Kxd5
- 1.Bg3?
- 1...Sxe1
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sh2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Kxd5!
- 1...Sxe1
- 1.Bd3+?
- 1...Sxd3
- 2.Qxf3#
- 1...Kxd5!
- 1...Sxd3
- 1.Bc4?
- 1...Sxe1
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxc4
- 2.Qxf3#
- 1...Sxg4
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxc6
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxf7
- 2.Qxf3#
- 2.Qxg6#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 2.exd4#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 2.Qxg6#
- 2.cxd3#
- 1...Sd7
- 2.Qxf3#
- 2.Qxg6#
- 1...b5!
- 1...Sxe1
- 1.Rf2?
- 1...Kxe3
- 2.Re2#
- 1...Sxe1
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Kxd5!
- 1...Kxe3
- 1.Rg2?
- 1...Kxe3
- 2.Re2#
- 1...Sxe1
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Kxd5!
- 1...Kxe3
- 1.Rd7?
- 1...Sxh2
- 2.Qxe5#
- 1...Sxg4
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxc6
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxd7
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 2.exd4#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Bxd3#
- 2.Qxf3#
- 2.Qxg6#
- 2.cxd3#
- 1...Sc4
- 2.Qxf3#
- 2.Qxg6#
- 1...Sf7
- 2.Bd3#
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxe1!
- 1...Sxh2
- 1.Rf8?
- 1...Sxe1
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Sf7
- 2.Qxf3#
- 1...Kxd5!
- 1...Sxe1
- 1.c3?
- 1...Sxe1
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Kxd5!
- 1...Sxe1
- 1.c4?
- 1...Sxh2
- 2.Qxe5#
- 1...Sxc4
- 2.Qxf3#
- 1...Sxg4
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxc6
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxf7
- 2.Qxf3#
- 2.Qxg6#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 2.exd4#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 2.Qxg6#
- 1...Sd7
- 2.Qxf3#
- 2.Qxg6#
- 1...Sxe1!
- 1...Sxh2
- 1.d6?
- 1...Sxe1
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Bxc6#
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Kd5!
- 1...Sxe1
- 1.e7?
- 1...Sxe1
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sd2
- 2.Qxe5#
- 1...Sd4
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Kxd5!
- 1...Sxe1
- 1.Kb7?
- Keys
- 1.Rd2!
- 1...Kxe3
- 2.Re2#
- 1...Sxe1
- 2.Qxe5#
- 1...Sxd2
- 2.Qxe5#
- 1...Sxh2
- 2.Qxe5#
- 1...Sxg4
- 2.Qxf3#
- 1...Sxc6
- 2.Qxf3#
- 1...Sxf7
- 2.Qxf3#
- 1...Sd4
- 2.Qxe5#
- 1...Sd3
- 2.Qxf3#
- 1...Sg1
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sc4
- 2.Qxf3#
- 1...Sd7
- 2.Qxf3#
- 1...Kxe3
- 1.Rd2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- Tries
- Try
- K(L);P-FLIGHT
- Vars
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- K(b);S_FLIGHT,XP(H)
- Try
- K(L);P-FLIGHT
- Vars
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- K(b);S_FLIGHT,XP(H)
- Try
- S(A);
- Vars
- K(b);OGATE,S_FLIGHT,XP(H)::P(E)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XS(A)::QAB1(K),XS(a)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- S(c);XR(M)
- Try
- S(I);
- Vars
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD::QAR1(K),XS(c)
- Refutation
- S(a);XB(D)
- Try
- S(I);
- Vars
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD::QAR1(K),XS(c)
- Refutation
- S(a);XB(D)
- Try
- B(D);
- Vars
- K(b);OGATE,S_FLIGHT,XP(H)::P(E)
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- S(c);XS(I)
- Try
- B(D);
- Vars
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- K(b);S_FLIGHT,XP(H)
- Try
- B(G);CHECK
- Vars
- S(c);XB(G)::QAB1(K),XS(a)
- Refutation
- K(b);S_FLIGHT,XP(H)
- Try
- B(G);
- Vars
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XB(G)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- Refutation
- P(e);
- Try
- R(C);
- Vars
- K(b);OGATEB,P-FLIGHT,XP(E)::R1(C)
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- K(b);S_FLIGHT,XP(H)
- Try
- R(C);
- Vars
- K(b);OGATEB,P-FLIGHT,XP(E)::R1(C)
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- K(b);S_FLIGHT,XP(H)
- Try
- R(M);
- Vars
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- Refutation
- S(a);XS(A)
- Try
- R(M);
- Vars
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- K(b);S_FLIGHT,XP(H)
- Try
- P(B);
- Vars
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- K(b);S_FLIGHT,XP(H)
- Try
- P(B);
- Vars
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(B)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- Refutation
- S(a);XS(A)
- Try
- P(H);
- Vars
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- K(b);S_FLIGHT
- Try
- P(J);
- Vars
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
- Refutation
- K(b);S_FLIGHT,XP(H)
- Try
- Actual
- R(C);
- Vars
- K(b);OGATEB,P-FLIGHT,XP(E)::R1(C)
- S(a);N_GUARD,XS(A)::QAR1(K),XS(c)
- S(a);N_GUARD,XR(C)::QAR1(K),XS(c)
- S(a);N_GUARD,XB(D)::QAR1(K),XS(c)
- S(c);N_GUARD,XP(F)::QAB1(K),XS(a)
- S(c);N_GUARD,XS(I)::QAB1(K),XS(a)
- S(c);N_GUARD,XR(M)::QAB1(K),XS(a)
- S(a);N_GUARD::QAR1(K),XS(c)
- S(c);N_GUARD::QAB1(K),XS(a)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).