MESON Chess Problem Database
Problem Display
PID: 234772 (k3N3/4P3/K1N5/b7/2R5/8/8/8 w - - 0 1)
Lincoln, Robert A
Kudesnik, 2015
#2
5 + 2
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Be1
- 2.Sc7#
- 1...Bd2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bb4
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Bd8
- 2.exd8Q#
- 2.exd8R#
- 1...Be1
- Tries
- 1.Sa7?
- threat
- 2.Rc8#
- 1...Kb8
- 2.Rc8#
- 1...Bc7!
- threat
- 1.Rc1?
- 1...Bc7
- 2.Sxc7#
- 1...Be1
- 2.Sc7#
- 1...Bd2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bb4
- 2.Sc7#
- 1...Bd8
- 2.exd8Q#
- 2.exd8R#
- 1...Bb6!
- 1...Bc7
- 1.Rc2?
- 1...Bc7
- 2.Sxc7#
- 1...Be1
- 2.Sc7#
- 1...Bd2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bb4
- 2.Sc7#
- 1...Bd8
- 2.exd8Q#
- 2.exd8R#
- 1...Bb6!
- 1...Bc7
- 1.Rc3?
- 1...Bxc3
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Bb4
- 2.Sc7#
- 1...Bd8
- 2.exd8Q#
- 2.exd8R#
- 1...Bb6!
- 1...Bxc3
- 1.Rb4?
- threat
- 2.Rb8#
- 1...Bxb4
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Bb6!
- threat
- 1.Rd4?
- 1...Bc7
- 2.Sxc7#
- 1...Be1
- 2.Sc7#
- 2.Rd8#
- 1...Bd2
- 2.Sc7#
- 2.Rd8#
- 1...Bc3
- 2.Sc7#
- 2.Rd8#
- 1...Bb4
- 2.Sc7#
- 2.Rd8#
- 1...Bd8
- 2.Rxd8#
- 2.exd8Q#
- 2.exd8R#
- 1...Bb6!
- 1...Bc7
- 1.Re4?
- 1...Bc7
- 2.Sxc7#
- 1...Be1
- 2.Sc7#
- 1...Bd2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bb4
- 2.Sc7#
- 1...Bd8
- 2.exd8Q#
- 2.exd8R#
- 1...Bb6!
- 1...Bc7
- 1.Rf4?
- 1...Bc7
- 2.Sxc7#
- 1...Be1
- 2.Sc7#
- 1...Bd2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bb4
- 2.Sc7#
- 1...Bd8
- 2.exd8Q#
- 2.exd8R#
- 1...Bb6!
- 1...Bc7
- 1.Rg4?
- 1...Be1
- 2.Sc7#
- 1...Bd2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bb4
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Bd8
- 2.exd8Q#
- 2.exd8R#
- 1...Bb6!
- 1...Be1
- 1.Rh4?
- 1...Be1
- 2.Sc7#
- 1...Bd2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bb4
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Bd8
- 2.exd8Q#
- 2.exd8R#
- 1...Bb6!
- 1...Be1
- 1.Rc5?
- 1...Be1
- 2.Sc7#
- 1...Bd2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bb4
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Bd8
- 2.exd8Q#
- 2.exd8R#
- 1...Bb6!
- 1...Be1
- 1.Sa7?
- Keys
- 1.Ra4!
- 1...Bc7
- 2.Sxc7#
- 1...Be1
- 2.Sc7#
- 1...Bd2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bb4
- 2.Sc7#
- 1...Bb6
- 2.Kxb6#
- 1...Bd8
- 2.exd8Q#
- 2.exd8R#
- 1...Bc7
- 1.Ra4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- B(a);OGATE::PXB(a)=Q
- Tries
- Try
- S(C);
- Threat
- R(A)
- Vars
- K(b);P-FLIGHT::R1(A)
- Refutation
- B(a);
- Try
- R(A);
- Vars
- B(a);N_GUARD::S(E),XB(a)
- B(a);N_GUARD::S(E)
- B(a);OGATE::PXB(a)=Q
- Refutation
- B(a);
- Try
- R(A);
- Vars
- B(a);N_GUARD::S(E),XB(a)
- B(a);N_GUARD::S(E)
- B(a);OGATE::PXB(a)=Q
- Refutation
- B(a);
- Try
- R(A);
- Vars
- B(a);N_GUARD,XR(A)::S(E)
- B(a);N_GUARD::S(E),XB(a)
- B(a);N_GUARD::S(E)
- B(a);OGATE::PXB(a)=Q
- Refutation
- B(a);
- Try
- R(A);
- Threat
- R1(A)
- Vars
- B(a);N_GUARD,XR(A)::S(E)
- B(a);N_GUARD::S(E),XB(a)
- Refutation
- B(a);
- Try
- R(A);
- Vars
- B(a);N_GUARD::S(E),XB(a)
- Refutation
- B(a);
- Try
- R(A);
- Vars
- B(a);N_GUARD::S(E),XB(a)
- B(a);N_GUARD::S(E)
- B(a);OGATE::PXB(a)=Q
- Refutation
- B(a);
- Try
- R(A);
- Vars
- B(a);N_GUARD::S(E),XB(a)
- B(a);N_GUARD::S(E)
- B(a);OGATE::PXB(a)=Q
- Refutation
- B(a);
- Try
- R(A);
- Vars
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- B(a);OGATE::PXB(a)=Q
- Refutation
- B(a);
- Try
- R(A);
- Vars
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- B(a);OGATE::PXB(a)=Q
- Refutation
- B(a);
- Try
- R(A);
- Vars
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- B(a);OGATE::PXB(a)=Q
- Refutation
- B(a);
- Try
- Actual
- R(A);
- Vars
- B(a);N_GUARD::S(E),XB(a)
- B(a);N_GUARD::S(E)
- B(a);::R(A)+K(B),XB(a)
- B(a);OGATE::PXB(a)=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).