MESON Chess Problem Database
Problem Display
PID: 86600 (8/1P2pP2/R2NpPp1/1p2k1p1/1P1pB1P1/3p2P1/3P1RK1/7Q w - - 0 1)
Mityushin, Anatoly
Soroka, Ivan Ivanovich
Zalokotsky, Roman Fedorovich (aka Fedorovich, Roman)
Canadian Chess Chat, 1981
#2
13 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Sc4+?
- 1...Kxe4
- 2.Kf1#
- 2.Kg1#
- 2.Kh2#
- 2.Kh3#
- 1...bxc4!
- 1...Kxe4
- 1.Bf3?
- 1...Kxf6
- 2.Qh8#
- 1...exf6
- 2.Qe1#
- 1...exd6!
- 1...Kxf6
- 1.Bc6?
- 1...Kxd6
- 2.b8Q#
- 2.b8B#
- 1...exd6
- 2.Qe1#
- 1...exf6!
- 1...Kxd6
- 1.Qh8?
- threat
- 2.fxe7#
- 1...exf6
- 2.Qxf6#
- 1...exd6!
- threat
- 1.f8Q?
- 1...exf6
- 2.Qxf6#
- 1...exd6!
- 1...exf6
- 1.Sc4+?
- Keys
- 1.Qe1!
- 1...exd6
- 2.Bc6#
- 1...exf6
- 2.Bf3#
- 1...exd6
- 1.Qe1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(J);CHECK
- Refutation
- P(c);XS(J)
- Try
- B(G);
- Vars
- K(d);OGATEB,S_FLIGHT,XP(K)::QAB(A)
- P(h);SBLOCK,XP(K)::QAR(A)
- Refutation
- P(h);XS(J)
- Try
- B(G);
- Vars
- K(d);S_FLIGHT,XS(J)::P=Q
- P(h);SBLOCK,XS(J)::QAR(A)
- Refutation
- P(h);XP(K)
- Try
- Q(A);
- Threat
- QAB(A)+P(K),XP(h)
- Vars
- P(h);OGATE,P_SPINP(h),XP(K)::QAB1(A),XP(h)
- Refutation
- P(h);XS(J)
- Try
- P(M);
- Vars
- P(h);OGATE,XP(K)::QAB1(M),XP(h)
- Refutation
- P(h);XS(J)
- Try
- Actual
- Q(A);
- Vars
- P(h);SBLOCK,XS(J)::QAR(A)+B(G)
- P(h);SBLOCK,XP(K)::QAR(A)+B(G)
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).