MESON Chess Problem Database
Problem Display
PID: 170199 (2NRr1n1/2P2kPQ/R7/7b/4P3/8/1K6/8 w - - 0 1)
Baumann, Hannes
Tages-Anzeiger, 1988
#2
8 + 4
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rxe4
- 2.Rf8#
- 2.Qxg8#
- 1...Re5
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Rxe4
- Tries
- 1.Ka1?
- 1...Rxe4
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re5
- 2.Rf8#
- 2.Qxg8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Rxd8!
- 1...Rxe4
- 1.Kb1?
- 1...Rxe4
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re5
- 2.Rf8#
- 2.Qxg8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Rxd8!
- 1...Rxe4
- 1.Kc1?
- 1...Rxe4
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re5
- 2.Rf8#
- 2.Qxg8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Rxd8!
- 1...Rxe4
- 1.Ka2?
- 1...Rxe4
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re5
- 2.Rf8#
- 2.Qxg8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Rxd8!
- 1...Rxe4
- 1.Ka3?
- 1...Rxe4
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re5
- 2.Rf8#
- 2.Qxg8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Rxd8!
- 1...Rxe4
- 1.Kc3?
- 1...Rxe4
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re5
- 2.Rf8#
- 2.Qxg8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Rxd8!
- 1...Rxe4
- 1.Rb6?
- 1...Rxe4
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re5
- 2.Rf8#
- 2.Qxg8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Rxd8!
- 1...Rxe4
- 1.Rc6?
- 1...Rxe4
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re5
- 2.Rf8#
- 2.Qxg8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Rxd8!
- 1...Rxe4
- 1.Rad6?
- 1...Rxe4
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re5
- 2.Rf8#
- 2.Qxg8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Rxd8!
- 1...Rxe4
- 1.Rf6+?
- 1...Sxf6
- 2.g8Q#
- 1...Kxf6!
- 1...Sxf6
- 1.Rd7+?
- 1...Se7
- 2.g8Q#
- 2.g8R#
- 1...Re7!
- 1...Se7
- 1.Rxe8?
- threat
- 2.Rf8#
- 2.Qxg8#
- 1...Sf6
- 2.Sd6#
- 2.Re7#
- 2.Rf8#
- 2.g8Q#
- 1...Sh6
- 2.Re7#
- 2.Rf8#
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.Rxe7#
- 2.Rf8#
- 2.g8Q#
- 2.g8R#
- 1...Kxe8!
- threat
- 1.e5?
- 1...Rxe5
- 2.Rf8#
- 2.Qxg8#
- 1...Re6
- 2.Rf8#
- 1...Re7
- 2.Rf8#
- 2.Qxg8#
- 1...Rf8
- 2.Rxf8#
- 2.gxf8Q#
- 2.gxf8S#
- 2.gxf8B#
- 2.gxf8R#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.Rxf6#
- 2.g8Q#
- 1...Sh6
- 2.Rf6#
- 2.g8Q#
- 2.g8R#
- 1...Se7
- 2.Rf6#
- 2.g8Q#
- 2.g8R#
- 1...Rxd8!
- 1...Rxe5
- 1.Ka1?
- Keys
- 1.Re6!
- 1...Kxe6
- 2.Qf5#
- 1...Rxe6
- 2.Rf8#
- 1...Rxd8
- 2.cxd8S#
- 1...Re7
- 2.Qxg8#
- 1...Rf8
- 2.gxf8S#
- 1...Bd1
- 2.Qg6#
- 1...Be2
- 2.Qg6#
- 1...Bf3
- 2.Qg6#
- 1...Bg4
- 2.Qg6#
- 1...Bg6
- 2.Qxg6#
- 1...Sf6
- 2.g8Q#
- 1...Sh6
- 2.g8Q#
- 1...Se7
- 2.g8Q#
- 1...Kxe6
- 1.Re6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- S(d);OGATE::P=Q
- Tries
- Try
- K(A);S_FLIGHT
- Vars
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- S(d);OGATE::P=Q
- Refutation
- R(c);XR(H)
- Try
- K(A);P-FLIGHT
- Vars
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD,P_PINP(B)::QAB1(F),XB(a)
- S(d);OGATE::P=Q
- Refutation
- R(c);XR(H)
- Try
- K(A);S_FLIGHT
- Vars
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- S(d);OGATE::P=Q
- Refutation
- R(c);XR(H)
- Try
- K(A);P-FLIGHT
- Vars
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- S(d);OGATE::P=Q
- Refutation
- R(c);XR(H)
- Try
- K(A);S_FLIGHT
- Vars
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- S(d);OGATE::P=Q
- Refutation
- R(c);XR(H)
- Try
- K(A);S_FLIGHT
- Vars
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- S(d);OGATE::P=Q
- Refutation
- R(c);XR(H)
- Try
- R(C);
- Vars
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- S(d);OGATE::P=Q
- Refutation
- R(c);XR(H)
- Try
- R(C);
- Vars
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- S(d);OGATE::P=Q
- Refutation
- R(c);XR(H)
- Try
- R(C);
- Vars
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- S(d);OGATE::P=Q
- Refutation
- R(c);XR(H)
- Try
- R(C);CHECK
- Vars
- S(d);OGATE,SBLOCK,XR(C)::P=Q
- Refutation
- K(b);P-FLIGHT,XR(C)
- Try
- R(H);CHECK
- Vars
- S(d);OGATE,P_SPINS(d)::P=Q
- Refutation
- R(c);P_SPINR(c)
- Try
- R(H);XR(c)
- Threat
- DUALS(2)
- Refutation
- K(b);S_FLIGHT,XR(H)
- Try
- P(B);
- Vars
- R(c);OGATE::R1(H)
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- Refutation
- R(c);XR(H)
- Try
- Actual
- R(C);
- Vars
- K(b);S_FLIGHT,XR(C)::QAB1(F)
- R(c);OGATE,SBLOCK,XR(C)::R1(H)
- R(c);OGATE,XR(H)::PXR(c)=S
- R(c);N_GUARD::QAB1(F),XS(d)
- R(c);OGATE::PXR(c)=S
- B(a);N_GUARD::QAB1(F)
- B(a);N_GUARD::QAB1(F),XB(a)
- S(d);OGATE::P=Q
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).