MESON Chess Problem Database
Problem Display
PID: 223035 (3Q4/K1R1N3/8/p2pp3/3k1n2/2p2p2/1RP2P2/1B6 w - - 0 1)
von Sponer, Gyorgy Janos Andor
Deutsche Schachzeitung, 1886
#2
8 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...cxb2
- 2.c3#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Se2
- Tries
- 1.Ka6?
- 1...cxb2
- 2.c3#
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...cxb2
- 1.Kb6?
- 1...cxb2
- 2.c3#
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...cxb2
- 1.Kb7?
- 1...cxb2
- 2.c3#
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...cxb2
- 1.Ka8?
- 1...cxb2
- 2.c3#
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...cxb2
- 1.Kb8?
- 1...cxb2
- 2.c3#
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...cxb2
- 1.Ba2?
- threat
- 2.Rc4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- threat
- 1.Ra2?
- threat
- 2.Ra4#
- 1...Sd3
- 2.Qxd5#
- 1...a4
- 2.Rxa4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- threat
- 1.Rb3?
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...Se2
- 1.Rb5?
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...Se2
- 1.Rb6?
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...Se2
- 1.Rbb7?
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...Se2
- 1.Rb8?
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...Se2
- 1.Rc6?
- 1...cxb2
- 2.c3#
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...cxb2
- 1.Rc8?
- 1...cxb2
- 2.c3#
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4!
- 1...cxb2
- 1.Qd6?
- 1...cxb2
- 2.c3#
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 2.Qb4#
- 1...e4
- 2.Sf5#
- 2.Qf6#
- 1...Ke4!
- 1...cxb2
- 1.Ka6?
- Keys
- 1.Qa8!
- 1...Ke4
- 2.Rc4#
- 1...cxb2
- 2.c3#
- 1...Se2
- 2.Qxd5#
- 1...Sg2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sh3
- 2.Qxd5#
- 1...Sh5
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sg6
- 2.Qxd5#
- 1...a4
- 2.Rb4#
- 1...e4
- 2.Qh8#
- 1...Ke4
- 1.Qa8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(d);N_GUARD::QAR1(H),XP(f)
- P(a);OGATE,XR(B)::P(C)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Tries
- Try
- K(E);P-FLIGHT
- Vars
- P(a);OGATE,XR(B)::P(C)
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- K(E);S_FLIGHT
- Vars
- P(a);OGATE,XR(B)::P(C)
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- K(E);P-FLIGHT
- Vars
- P(a);OGATE,XR(B)::P(C)
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- K(E);P-FLIGHT
- Vars
- P(a);OGATE,XR(B)::P(C)
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- K(E);S_FLIGHT
- Vars
- P(a);OGATE,XR(B)::P(C)
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- B(A);
- Threat
- R1(F)
- Vars
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- R(B);
- Threat
- R(B)
- Vars
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);::R(B),XP(e)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- R(B);
- Vars
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- R(B);
- Vars
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- R(B);
- Vars
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- R(B);
- Vars
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- R(B);
- Vars
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- R(F);
- Vars
- P(a);OGATE,XR(B)::P(C)
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- R(F);
- Vars
- P(a);OGATE,XR(B)::P(C)
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::QAB(H)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- Q(H);
- Vars
- P(a);OGATE,XR(B)::P(C)
- S(d);N_GUARD::QAR1(H),XP(f)
- Refutation
- K(c);N_SPINP(f),P-FLIGHT
- Try
- Actual
- Q(H);N_PINP(f)
- Vars
- K(c);P-FLIGHT,P_SPINP(f)::R(F)
- P(a);OGATE,XR(B)::P(C)
- S(d);N_GUARD::QAR1(H),XP(f)
- P(e);N_GUARD::R(B)
- P(g);OGATEB,SBLOCK::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).