MESON Chess Problem Database
Problem Display
PID: 243938 (2Knrb2/2RPk1p1/R1p3P1/6pP/b2pNnB1/3N1Q2/7B/8 w - - 0 1)
Fleck, Ferenc
Deutsche Schachzeitung, 1959
#2
11 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Bd6#
- 1...Sg2
- 2.Bd6#
- 1...Sxd3
- 2.Bd6#
- 1...Sh3
- 2.Bd6#
- 1...Sd5
- 2.Bd6#
- 1...Sxh5
- 2.Bd6#
- 1...Sfe6
- 2.Bd6#
- 1...Sxg6
- 2.Bd6#
- 1...Sde6+
- 2.d8Q#
- 2.d8B#
- 1...Sb7+
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Sf7+
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Se2
- Tries
- 1.Sf6?
- threat
- 2.dxe8S#
- 1...Sde6+
- 2.d8Q#
- 1...Kd6
- 2.dxe8S#
- 1...Kxf6
- 2.dxe8S#
- 1...Sxd3
- 2.Sg8#
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Sxh5
- 2.Sg8#
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Sxg6
- 2.Sg8#
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Se2
- 2.Sg8#
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Sg2
- 2.Sg8#
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Sh3
- 2.Sg8#
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Sd5
- 2.Sg8#
- 2.dxe8Q#
- 2.dxe8R#
- 1...Sfe6
- 2.Sg8#
- 2.dxe8Q#
- 2.dxe8R#
- 1...c5
- 2.Sg8#
- 2.dxe8Q#
- 2.dxe8R#
- 1...gxf6!
- threat
- 1.Bxf4?
- threat
- 2.Bxg5#
- 2.Bd6#
- 1...Se6+
- 2.d8Q#
- 2.d8B#
- 1...Sb7+
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Sf7+
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...gxf4!
- threat
- 1.Rxa4?
- 1...Sde6+
- 2.d8Q#
- 2.d8B#
- 1...Sb7+
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Sf7+
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Sxd3
- 2.Bd6#
- 1...Sxh5
- 2.Bd6#
- 1...Sxg6
- 2.Bd6#
- 1...Se2
- 2.Bd6#
- 1...Sg2
- 2.Bd6#
- 1...Sh3
- 2.Bd6#
- 1...Sd5
- 2.Bd6#
- 1...Sfe6
- 2.Bd6#
- 1...c5!
- 1...Sde6+
- 1.Qxf4?
- threat
- 2.Qxg5#
- 2.Qd6#
- 1...Se6+
- 2.d8Q#
- 2.d8B#
- 1...Sb7+
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...Sf7+
- 2.d8Q#
- 2.d8S#
- 2.d8B#
- 2.d8R#
- 1...gxf4!
- threat
- 1.Sf6?
- Keys
- 1.Sd6!
- threat
- 2.dxe8S#
- 1...Sde6+
- 2.d8Q#
- 1...Kxd6
- 2.dxe8S#
- 1...Kf6
- 2.dxe8S#
- 1...Sxd3
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Sxh5
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Sxg6
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Se2
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Sg2
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Sh3
- 2.dxe8Q#
- 2.dxe8S#
- 2.dxe8B#
- 2.dxe8R#
- 1...Sd5
- 2.dxe8Q#
- 2.dxe8R#
- 1...Sfe6
- 2.dxe8Q#
- 2.dxe8R#
- 1...c5
- 2.Sf5#
- threat
- 1.Sd6!
This is a version
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 8
- Sets
- S(c);OGATE::B(A)
- S(c);OGATE,XS(B)::B(A)
- S(c);OGATE,XP(F)::B(A)
- S(c);OGATE,XP(H)::B(A)
- S(h);CHECK,OGATE::P=Q
- Tries
- Try
- S(D);
- Threat
- PXR(i)=S
- Vars
- S(h);CHECK,OGATE::P=Q
- K(f);P_SPINP(e),P_SPINS(c),S_FLIGHT::PXR(i)=S
- K(f);P_SPINP(e),P_SPINS(c),S_FLIGHT,XS(D)::PXR(i)=S
- Refutation
- P(g);XS(D)
- Try
- B(A);XS(c)
- Threat
- DUALS(2)
- Vars
- S(h);CHECK,OGATE::P=Q
- Refutation
- P(d);XB(A)
- Try
- R(G);XB(a)
- Vars
- S(h);CHECK,OGATE::P=Q
- S(c);OGATE,XS(B)::B(A)
- S(c);OGATE,XP(F)::B(A)
- S(c);OGATE,XP(H)::B(A)
- S(c);OGATE::B(A)
- Refutation
- P(e);
- Try
- Q(C);XS(c)
- Threat
- DUALS(2)
- Vars
- S(h);CHECK,OGATE::P=Q
- Refutation
- P(d);XQ(C)
- Try
- Actual
- S(D);
- Threat
- PXR(i)=S
- Vars
- S(h);CHECK,OGATE::P=Q
- K(f);P_SPINP(e),P_SPINS(c),S_FLIGHT,XS(D)::PXR(i)=S
- K(f);P_SPINS(c),S_FLIGHT::PXR(i)=S
- S(c);::PXR(i)=Q
- P(e);::S(D)
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).