MESON Chess Problem Database
Problem Display
PID: 186107 (2BqN3/3PPp1n/p1P1kb2/R2Np1r1/4R1P1/5p1Q/5P2/5K2 w - - 0 1)
Kraemer, Adolf Herrmann Rudolf Ferdinand
Basler Nachrichten, 1924
#2
12 + 9
| 15601 | Albrecht-Leiss-Degener Collection | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qxa5
- 2.d8Q#
- 2.d8R#
- 1...Qb6
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Qc7
- 2.d8S#
- 1...Qxe7
- 2.Sf4#
- 2.Sdc7#
- 2.d8S#
- 1...Qxd7
- 2.Bxd7#
- 1...Qxc8
- 2.dxc8Q#
- 2.dxc8B#
- 1...Qxe8
- 2.dxe8S#
- 1...Rxg4
- 2.Qxg4#
- 1...Rf5
- 2.gxf5#
- 1...Rh5
- 2.gxh5#
- 1...Rg6
- 2.g5#
- 1...Rg7
- 2.g5#
- 1...Rg8
- 2.g5#
- 1...Bxe7
- 2.Sf4#
- 1...Bg7
- 2.exd8S#
- 1...Bh8
- 2.exd8S#
- 1...Sf8
- 2.exf8S#
- 1...Qxa5
- Tries
- 1.Ke1?
- 1...Qxe7
- 2.Sf4#
- 2.Sdc7#
- 2.d8S#
- 1...Qxd7
- 2.Bxd7#
- 1...Qxc8
- 2.dxc8Q#
- 2.dxc8B#
- 1...Qxe8
- 2.dxe8S#
- 1...Rxg4
- 2.Qxg4#
- 1...Bxe7
- 2.Sf4#
- 1...Qb6
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Qc7
- 2.d8S#
- 1...Rf5
- 2.gxf5#
- 1...Rh5
- 2.gxh5#
- 1...Rg6
- 2.g5#
- 1...Rg7
- 2.g5#
- 1...Rg8
- 2.g5#
- 1...Bg7
- 2.exd8S#
- 1...Bh8
- 2.exd8S#
- 1...Sf8
- 2.exf8S#
- 1...Qxa5+!
- 1...Qxe7
- 1.Re1?
- 1...Qxa5
- 2.d8Q#
- 2.d8R#
- 1...Qxe7
- 2.Sf4#
- 2.Sdc7#
- 2.d8S#
- 1...Qxd7
- 2.Bxd7#
- 1...Qxc8
- 2.dxc8Q#
- 2.dxc8B#
- 1...Qxe8
- 2.dxe8S#
- 1...Rxg4
- 2.Qxg4#
- 1...Bxe7
- 2.Sf4#
- 1...Qb6
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Qc7
- 2.d8S#
- 1...Rf5
- 2.gxf5#
- 1...Rh5
- 2.gxh5#
- 1...Rg6
- 2.g5#
- 1...Rg7
- 2.g5#
- 1...Rg8
- 2.g5#
- 1...Bg7
- 2.exd8S#
- 1...Bh8
- 2.exd8S#
- 1...Sf8
- 2.exf8S#
- 1...e4!
- 1...Qxa5
- 1.Re3?
- 1...Qxa5
- 2.d8Q#
- 2.d8R#
- 1...Qxe7
- 2.Sf4#
- 2.Sdc7#
- 2.d8S#
- 1...Qxd7
- 2.Bxd7#
- 1...Qxc8
- 2.dxc8Q#
- 2.dxc8B#
- 1...Qxe8
- 2.dxe8S#
- 1...Rxg4
- 2.Qxg4#
- 1...Bxe7
- 2.Sf4#
- 1...Qb6
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Qc7
- 2.d8S#
- 1...Rf5
- 2.gxf5#
- 1...Rh5
- 2.gxh5#
- 1...Rg6
- 2.g5#
- 1...Rg7
- 2.g5#
- 1...Rg8
- 2.g5#
- 1...Bg7
- 2.exd8S#
- 1...Bh8
- 2.exd8S#
- 1...Sf8
- 2.exf8S#
- 1...e4!
- 1...Qxa5
- 1.Rc5?
- 1...Qxe7
- 2.Sf4#
- 2.Sdc7#
- 2.d8S#
- 1...Qxd7
- 2.Bxd7#
- 1...Qxc8
- 2.dxc8Q#
- 2.dxc8B#
- 1...Qxe8
- 2.dxe8S#
- 1...Rxg4
- 2.Qxg4#
- 1...Bxe7
- 2.Sf4#
- 1...Qa5
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Qb6
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Qc7
- 2.d8S#
- 1...Rf5
- 2.gxf5#
- 1...Rh5
- 2.gxh5#
- 1...Rg6
- 2.g5#
- 1...Rg7
- 2.g5#
- 1...Rg8
- 2.g5#
- 1...Bg7
- 2.exd8S#
- 1...Bh8
- 2.exd8S#
- 1...Sf8
- 2.exf8S#
- 1...a5!
- 1...Qxe7
- 1.Qxf3?
- 1...Qxa5
- 2.d8Q#
- 2.d8R#
- 1...Qxe7
- 2.Sf4#
- 2.Sdc7#
- 2.d8S#
- 1...Qxd7
- 2.Bxd7#
- 1...Qxc8
- 2.dxc8Q#
- 2.dxc8B#
- 1...Qxe8
- 2.dxe8S#
- 1...Rxg4
- 2.Qxg4#
- 1...Bxe7
- 2.Sf4#
- 1...Rf5
- 2.Qxf5#
- 2.gxf5#
- 1...Qb6
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Qc7
- 2.d8S#
- 1...Rg6
- 2.Qf5#
- 1...Rg7
- 2.Qf5#
- 1...Rg8
- 2.Qf5#
- 1...Bg7
- 2.exd8S#
- 1...Bh8
- 2.exd8S#
- 1...Sf8
- 2.Qxf6#
- 2.exf8S#
- 1...Rh5!
- 1...Qxa5
- 1.Qh5?
- 1...Qxa5
- 2.d8Q#
- 2.d8R#
- 1...Qxe7
- 2.Sf4#
- 2.Sdc7#
- 2.d8S#
- 1...Qxd7
- 2.Bxd7#
- 1...Qxc8
- 2.dxc8Q#
- 2.dxc8B#
- 1...Qxe8
- 2.dxe8S#
- 1...Rxg4
- 2.Qxg4#
- 1...Bxe7
- 2.Sf4#
- 1...Rf5
- 2.Qxf5#
- 2.gxf5#
- 1...Qb6
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Qc7
- 2.d8S#
- 1...Rg6
- 2.Qf5#
- 1...Rg7
- 2.Qf5#
- 1...Rg8
- 2.Qf5#
- 1...Bg7
- 2.exd8S#
- 1...Bh8
- 2.exd8S#
- 1...Sf8
- 2.exf8S#
- 1...Rxh5!
- 1...Qxa5
- 1.c7?
- threat
- 2.cxd8S#
- 1...Qxc7
- 2.d8S#
- 1...Qxe7
- 2.Sf4#
- 2.d8S#
- 1...Qxc8
- 2.dxc8Q#
- 2.dxc8B#
- 1...Qxe8
- 2.dxe8S#
- 1...Rxg4
- 2.Qxg4#
- 1...Bxe7
- 2.Sf4#
- 1...Qxd7!
- threat
- 1.exd8Q?
- threat
- 2.Sf4#
- 2.Sdc7#
- 1...Rxg4
- 2.Qxg4#
- 1...Rf5
- 2.Sdc7#
- 2.gxf5#
- 1...Bxd8!
- threat
- 1.exd8B?
- threat
- 2.Sf4#
- 2.Sdc7#
- 1...Rxg4
- 2.Qxg4#
- 1...Rf5
- 2.Sdc7#
- 2.gxf5#
- 1...Bxd8!
- threat
- 1.Ke1?
- Keys
- 1.Kg1!
- 1...Rxg4+
- 2.Qxg4#
- 1...Qxa5
- 2.d8Q#
- 2.d8R#
- 1...Qxe7
- 2.Sf4#
- 2.Sdc7#
- 2.d8S#
- 1...Qxd7
- 2.Bxd7#
- 1...Qxc8
- 2.dxc8Q#
- 2.dxc8B#
- 1...Qxe8
- 2.dxe8S#
- 1...Bxe7
- 2.Sf4#
- 1...Qb6
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Qc7
- 2.d8S#
- 1...Rf5
- 2.gxf5#
- 1...Rh5
- 2.gxh5#
- 1...Rg6
- 2.g5#
- 1...Rg7
- 2.g5#
- 1...Rg8
- 2.g5#
- 1...Bg7
- 2.exd8S#
- 1...Bh8
- 2.exd8S#
- 1...Sf8
- 2.exf8S#
- 1...Rxg4+
- 1.Kg1!
This is a version
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- Q(i);OGATE,XR(F)::P=Q
- Q(i);OGATE::P=S
- Q(i);OGATE,P_SPINQ(i),XP(I)::B(K),XQ(i)
- Q(i);OGATE,XB(K)::PXQ(i)=Q
- Q(i);OGATE,XS(L)::PXQ(i)=S
- R(c);OGATE,P_SPINR(c),XP(E)::QAB(C),XR(c)
- R(c);OGATE::P(E),XR(c)
- R(c);OGATE::QAB(C)+P(E),XR(c)
- R(c);OGATE::QAB(C)+P(E)
- B(f);SBLOCK,XP(J)::S(G)
- B(f);N_GUARD::PXQ(i)=S
- S(h);OGATE::PXS(h)=S
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- Q(i);OGATE,P_SPINQ(i),XP(I)::B(K),XQ(i)
- Q(i);OGATE,XB(K)::PXQ(i)=Q
- Q(i);OGATE,XS(L)::PXQ(i)=S
- R(c);OGATE,P_SPINR(c),XP(E)::QAB(C),XR(c)
- B(f);SBLOCK,XP(J)::S(G)
- Q(i);OGATE::P=S
- R(c);OGATE::P(E),XR(c)
- R(c);OGATE::QAB(C)+P(E),XR(c)
- R(c);OGATE::QAB(C)+P(E)
- B(f);N_GUARD::PXQ(i)=S
- S(h);OGATE::PXS(h)=S
- Refutation
- Q(i);CHECK,XR(F)
- Try
- R(D);
- Vars
- Q(i);OGATE,XR(F)::P=Q
- Q(i);OGATE,P_SPINQ(i),XP(I)::B(K),XQ(i)
- Q(i);OGATE,XB(K)::PXQ(i)=Q
- Q(i);OGATE,XS(L)::PXQ(i)=S
- R(c);OGATE,P_SPINR(c),XP(E)::QAB(C),XR(c)
- B(f);SBLOCK,XP(J)::S(G)
- Q(i);OGATE::P=S
- R(c);OGATE::P(E),XR(c)
- R(c);OGATE::QAB(C)+P(E),XR(c)
- R(c);OGATE::QAB(C)+P(E)
- B(f);N_GUARD::PXQ(i)=S
- S(h);OGATE::PXS(h)=S
- Refutation
- P(b);
- Try
- R(D);
- Vars
- Q(i);OGATE,XR(F)::P=Q
- Q(i);OGATE,P_SPINQ(i),XP(I)::B(K),XQ(i)
- Q(i);OGATE,XB(K)::PXQ(i)=Q
- Q(i);OGATE,XS(L)::PXQ(i)=S
- R(c);OGATE,P_SPINR(c),XP(E)::QAB(C),XR(c)
- B(f);SBLOCK,XP(J)::S(G)
- Q(i);OGATE::P=S
- R(c);OGATE::P(E),XR(c)
- R(c);OGATE::QAB(C)+P(E),XR(c)
- R(c);OGATE::QAB(C)+P(E)
- B(f);N_GUARD::PXQ(i)=S
- S(h);OGATE::PXS(h)=S
- Refutation
- P(b);
- Try
- R(F);
- Vars
- Q(i);OGATE,P_SPINQ(i),XP(I)::B(K),XQ(i)
- Q(i);OGATE,XB(K)::PXQ(i)=Q
- Q(i);OGATE,XS(L)::PXQ(i)=S
- R(c);OGATE,P_SPINR(c),XP(E)::QAB(C),XR(c)
- B(f);SBLOCK,XP(J)::S(G)
- Q(i);OGATE::P=S
- R(c);OGATE::P(E),XR(c)
- R(c);OGATE::QAB(C)+P(E),XR(c)
- R(c);OGATE::QAB(C)+P(E)
- B(f);N_GUARD::PXQ(i)=S
- S(h);OGATE::PXS(h)=S
- Refutation
- P(d);
- Try
- Q(C);XP(a)
- Vars
- Q(i);OGATE,XR(F)::P=Q
- Q(i);OGATE,P_SPINQ(i),XP(I)::B(K),XQ(i)
- Q(i);OGATE,XB(K)::PXQ(i)=Q
- Q(i);OGATE,XS(L)::PXQ(i)=S
- R(c);OGATE,XP(E)::QAB(C),XR(c)
- B(f);SBLOCK,XP(J)::S(G)
- Q(i);OGATE::P=S
- R(c);N_GUARD::QAB1(C)
- B(f);N_GUARD::PXQ(i)=S
- Refutation
- R(c);
- Try
- Q(C);
- Vars
- Q(i);OGATE,XR(F)::P=Q
- Q(i);OGATE,P_SPINQ(i),XP(I)::B(K),XQ(i)
- Q(i);OGATE,XB(K)::PXQ(i)=Q
- Q(i);OGATE,XS(L)::PXQ(i)=S
- R(c);OGATE,XP(E)::QAB(C),XR(c)
- B(f);SBLOCK,XP(J)::S(G)
- Q(i);OGATE::P=S
- R(c);OGATE::QAB1(C)
- B(f);N_GUARD::PXQ(i)=S
- S(h);OGATE::PXS(h)=S
- Refutation
- R(c);XQ(C)
- Try
- P(H);
- Threat
- PXQ(i)=S
- Vars
- Q(i);OGATE,XP(H)::P=S
- Q(i);OGATE,XB(K)::PXQ(i)=Q
- Q(i);OGATE,XS(L)::PXQ(i)=S
- R(c);OGATE,P_SPINR(c),XP(E)::QAB(C),XR(c)
- B(f);SBLOCK,XP(J)::S(G)
- Refutation
- Q(i);P_SPINQ(i),XP(I)
- Try
- P(J);XQ(i)
- Threat
- DUALS(2)
- Vars
- R(c);OGATE,P_SPINR(c),XP(E)::QAB(C),XR(c)
- Refutation
- B(f);XQ(J)
- Try
- P(J);XQ(i)
- Threat
- DUALS(2)
- Vars
- R(c);OGATE,P_SPINR(c),XP(E)::QAB(C),XR(c)
- Refutation
- B(f);XB(J)
- Try
- Actual
- K(A);P-FLIGHT,P_SPINP(E)
- Vars
- R(c);CHECK,OGATE,P_SPINR(c),XP(E)::QAB(C),XR(c)
- Q(i);OGATE,XR(F)::P=Q
- Q(i);OGATE,P_SPINQ(i),XP(I)::B(K),XQ(i)
- Q(i);OGATE,XB(K)::PXQ(i)=Q
- Q(i);OGATE,XS(L)::PXQ(i)=S
- B(f);SBLOCK,XP(J)::S(G)
- Q(i);OGATE::P=S
- R(c);N_PINP(E)::P(E),XR(c)
- R(c);N_PINP(E)::QAB(C)+P(E),XR(c)
- R(c);::QAB(C)+P(E)
- B(f);N_GUARD::PXQ(i)=S
- S(h);OGATE::PXS(h)=S
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).