MESON Chess Problem Database
Problem Display
PID: 189784 (6Q1/6R1/2p2K2/1p3P1p/1P2k2p/1R2PN1n/3p4/3r4 w - - 0 1)
Erlin, Konrad (AKA Erlinger, Konrad)
HM., Budapesti Sakkor, 1912
#2
8 + 8
| 5454 | Near Snap | 2019 |
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sf4
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qa8#
- 1...Ra1
- Tries
- 1.Ra3?
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qa8#
- 1...Kxf3!
- 1...Sf4
- 1.Rc3?
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qa8#
- 1...Kxf3!
- 1...Sf4
- 1.Rg2?
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qa8#
- 1...Kxf3!
- 1...Sf4
- 1.Rg3?
- threat
- 2.Qe6#
- 1...Sf4
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...hxg3!
- threat
- 1.Rg6?
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qa8#
- 1...Kxf3!
- 1...Sf4
- 1.Ra7?
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qa8#
- 1...Kxf3!
- 1...Sf4
- 1.Rc7?
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qa8#
- 1...Kxf3!
- 1...Sf4
- 1.Rd7?
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qd5#
- 2.Qa8#
- 1...Kxf3!
- 1...Sf4
- 1.Rh7?
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qa8#
- 1...Kxf3!
- 1...Sf4
- 1.Qf7?
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qb7#
- 1...Kxf3!
- 1...Sf4
- 1.Qd8?
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qa8#
- 1...Kxf3!
- 1...Sf4
- 1.Qe8+?
- 1...Kd5
- 2.Qe6#
- 1...Kxf3!
- 1...Kd5
- 1.Ra3?
- Keys
- 1.Rg1!
- 1...Kxf3
- 2.Qg2#
- 1...Rxg1
- 2.Sxd2#
- 1...Sxg1
- 2.Sg5#
- 1...Sf4
- 2.Sg5#
- 1...Ra1
- 2.Sxd2#
- 1...Rb1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...c5
- 2.Qa8#
- 1...Kxf3
- 1.Rg1!
Anticipated by 174966(1901)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::QAB(H)
- Tries
- Try
- R(A);
- Vars
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::QAB(H)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- R(A);
- Vars
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::QAB(H)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- R(G);
- Vars
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::QAB(H)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- R(G);
- Threat
- QAR2(H)
- Vars
- S(c);N_GUARD::S(C)
- S(c);N_GUARD::S(C),XS(c)
- Refutation
- P(e);XR(G)
- Try
- R(G);
- Vars
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::QAB(H)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- R(G);
- Vars
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::QAB(H)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- R(G);
- Vars
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::QAB(H)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- R(G);
- Vars
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- R(G);
- Vars
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::QAB(H)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- Q(H);
- Vars
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::QAB(H)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- Q(H);
- Vars
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::QAB(H)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- Q(H);CHECK
- Vars
- K(d);S_FLIGHT::QAB1(H)
- Refutation
- K(d);S_FLIGHT,XS(C)
- Try
- Actual
- R(G);
- Vars
- K(d);OGATEB,S_FLIGHT,XS(C)::QAB1(H)
- R(a);N_GUARD,XR(G)::S(C),XP(b)
- S(c);N_GUARD,XR(G)::S(C)
- S(c);N_GUARD::S(C)
- R(a);N_GUARD::S(C),XP(b)
- S(c);N_GUARD::S(C),XS(c)
- P(h);OGATEB::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).