MESON Chess Problem Database
Problem Display
PID: 184852 (8/4p2K/4Qp2/5pkp/5N1p/7P/1r1P3b/8 w - - 0 1)
Jewetsky, Feodor Orestovich
125 Shakhmaty Zadachi (Eventski), 1908
#2
5 + 8
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kxf4
- 2.Qe3#
- 1...Bxf4
- 2.Qg8#
- 1...Kxf4
- Tries
- 1.Qc4?
- threat
- 2.Se6#
- 1...Bxf4
- 2.Qg8#
- 1...e6
- 2.Sxe6#
- 1...Rb6!
- threat
- 1.Qe3?
- threat
- 2.Se6#
- 1...e6
- 2.Sxe6#
- 1...Bxf4!
- threat
- 1.Qd6?
- threat
- 2.Se6#
- 1...e6
- 2.Sxe6#
- 1...Bxf4!
- threat
- 1.Qxe7?
- threat
- 2.Se6#
- 1...Kxf4
- 2.Qe3#
- 1...Bxf4
- 2.Qg7#
- 1...Rb6!
- threat
- 1.Qc4?
- Keys
- 1.Qb3!
- threat
- 2.Se6#
- 1...Kxf4
- 2.Qe3#
- 1...Bxf4
- 2.Qg8#
- 1...e6
- 2.Sxe6#
- threat
- 1.Qb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(e);OGATEB,S_FLIGHT,XS(C)::QAB1(D)
- B(b);SBLOCK,XS(C)::QAR(D)
- Tries
- Try
- Q(D);
- Threat
- S(C)
- Vars
- B(b);SBLOCK,XS(C)::QAR(D)
- P(h);::S(C),XP(h)
- Refutation
- R(a);
- Try
- Q(D);
- Threat
- QAB(D)+S(C),DCHECK
- Vars
- P(h);::QAB(D)+S(C),DCHECK,XP(h)
- Refutation
- B(b);P_SPINB(b),XS(C)
- Try
- Q(D);
- Threat
- S(C)
- Vars
- P(h);::S(C),XP(h)
- Refutation
- B(b);XS(C)
- Try
- Q(D);P_PINP(g),XP(h)
- Threat
- S(C)
- Vars
- K(e);N_SPINP(g),OGATEB,S_FLIGHT,XS(C)::QAB1(D)
- B(b);SBLOCK,XS(C)::QAR2(D)
- Refutation
- R(a);
- Try
- Actual
- Q(D);
- Threat
- S(C)
- Vars
- K(e);OGATEB,S_FLIGHT,XS(C)::QAB1(D)
- B(b);SBLOCK,XS(C)::QAR(D)
- P(h);::S(C),XP(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).