MESON Chess Problem Database
Problem Display
PID: 120064 (3b2Q1/1R6/6nN/4P3/3pkP1p/3p3N/3p1P2/3K4 w - - 0 1)
Palkoska, Emil
Bester Lesehalle, 1891
#2
8 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kf3
- 2.Qd5#
- 1...Se7
- 2.Qg2#
- 1...Sf8
- 2.Qg2#
- 1...Sh8
- 2.Qg2#
- 1...Kf3
- Tries
- 1.Rb5?
- threat
- 2.Qd5#
- 1...Kf3
- 2.Qd5#
- 1...Se7
- 2.Qg2#
- 1...Sxf4!
- threat
- 1.Rd7?
- threat
- 2.Qd5#
- 1...Kf3
- 2.Qd5#
- 1...Se7
- 2.Qg2#
- 1...Sxf4!
- threat
- 1.Qxg6+?
- 1...Kf3
- 2.Qc6#
- 1...Kd5!
- 1...Kf3
- 1.Rb5?
- Keys
- 1.Re7!
- 1...Kf3
- 2.Qd5#
- 1...Bxe7
- 2.Qa8#
- 1...Sxf4
- 2.Sg5#
- 1...Sxe5
- 2.Qg2#
- 1...Sxe7
- 2.Qg2#
- 1...Ba5
- 2.Qa8#
- 1...Bb6
- 2.Qa8#
- 1...Bc7
- 2.Qa8#
- 1...Sf8
- 2.Qg2#
- 1...Sh8
- 2.Qg2#
- 1...Kf3
- 1.Re7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- K(d);S_FLIGHT::QAB(H)
- S(f);OGATE::QAB(H)
- Tries
- Try
- R(G);
- Threat
- QAB1(H)
- Vars
- K(d);S_FLIGHT::QAB(H)
- S(f);OGATE::QAB(H)
- Refutation
- S(f);XP(D)
- Try
- R(G);
- Threat
- QAB1(H)
- Vars
- K(d);S_FLIGHT::QAB(H)
- S(f);OGATE::QAB(H)
- Refutation
- S(f);XP(D)
- Try
- Q(H);CHECK,XS(f)
- Vars
- K(d);S_FLIGHT::QAB(H)
- Refutation
- K(d);S_FLIGHT
- Try
- Actual
- R(G);
- Vars
- K(d);S_FLIGHT::QAB(H)
- B(g);OGATE,XR(G)::QAB(H)
- S(f);SBLOCK,XP(D)::S(C)
- S(f);OGATE,P_SPINS(f),XP(E)::QAB(H)
- S(f);OGATE,XR(G)::QAB(H)
- B(g);OGATE::QAB(H)
- S(f);OGATE::QAB(H)
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).