MESON Chess Problem Database
Problem Display
PID: 190342 (3n1B2/3P1p2/1R2PN2/rR1bk2p/8/2N1PQ2/qrB4b/1n5K w - - 0 1)
Dyachuk, Vasyl Vasilovich
Kopyl, Valery Volodimirovich
3/4 Prize, Sachova skladba, 2010
#2
11 + 10
| 3485 | Sachova skladba | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Sxe6
- 2.Bd6#
- 1...h4
- 2.Sg4#
- 1...fxe6
- 2.Bd6#
- 1...Sxe6
- Tries
- 1.Kxh2?
- threat
- 2.Qf4#
- 2.Qf5#
- 1...Sxe6
- 2.Bd6#
- 2.Qf5#
- 1...fxe6
- 2.Bd6#
- 2.Qf4#
- 1...Sc6
- 2.Qf5#
- 1...Qc4
- 2.Qf5#
- 1...Qa4
- 2.Qf5#
- 1...Rb4
- 2.Qf5#
- 1...Ra4
- 2.Qf5#
- 1...Rxc2+!
- threat
- 1.Sce4?
- threat
- 2.Qxh5#
- 1...Sxe6
- 2.Bd6#
- 1...Bf4
- 2.Qxf4#
- 1...h4
- 2.Sg4#
- 2.Qh5#
- 1...Sc6!
- threat
- 1.Scxd5?
- threat
- 2.Qe4#
- 2.Qxh5#
- 2.Qf5#
- 1...Rxc2
- 2.Qe4#
- 2.Qxh5#
- 1...Sxe6
- 2.Bd6#
- 2.Qe4#
- 2.Qf5#
- 1...fxe6
- 2.Bd6#
- 2.Qe4#
- 2.Qxh5#
- 1...Sc6
- 2.Qe4#
- 2.Qf5#
- 1...Qc4
- 2.Qxh5#
- 2.Qf5#
- 1...Qa4
- 2.Qxh5#
- 2.Qf5#
- 1...Rb4
- 2.Qxh5#
- 2.Qf5#
- 1...Ra4
- 2.Qxh5#
- 2.Qf5#
- 1...Bf4
- 2.Qe4#
- 2.Qxf4#
- 1...Sd2
- 2.Qxh5#
- 2.Qf5#
- 1...Sc3
- 2.Qxh5#
- 2.Qf5#
- 1...h4
- 2.Sg4#
- 2.Qe4#
- 2.Qh5#
- 2.Qf5#
- 1...Qxd5!
- threat
- 1.Sfxd5?
- threat
- 2.Qe4#
- 2.Qf5#
- 2.Qf6#
- 1...Rxc2
- 2.Qe4#
- 2.Qf6#
- 1...Sxc3
- 2.Qf5#
- 2.Qf6#
- 1...fxe6
- 2.Bd6#
- 2.Bg7#
- 2.Qe4#
- 2.Qxh5#
- 2.Qf6#
- 1...Qc4
- 2.Qf5#
- 2.Qf6#
- 1...Qa4
- 2.Qf5#
- 2.Qf6#
- 1...Rb4
- 2.Qf5#
- 2.Qf6#
- 1...Ra4
- 2.Qf5#
- 2.Qf6#
- 1...Bf4
- 2.Qe4#
- 2.Qxf4#
- 1...Sd2
- 2.Qf5#
- 2.Qf6#
- 1...f5
- 2.Bg7#
- 2.Qxf5#
- 1...f6
- 2.Qe4#
- 2.Qf5#
- 2.Qxf6#
- 1...Qxd5!
- threat
- 1.Be4?
- threat
- 2.Qf5#
- 1...fxe6
- 2.Bd6#
- 1...Bf4
- 2.Qxf4#
- 1...Rf2!
- threat
- 1.Bg7?
- threat
- 2.Sg4#
- 2.Qe4#
- 1...Rbxb5
- 2.Sg4#
- 1...Raxb5
- 2.Sg4#
- 1...Sxc3
- 2.Sg4#
- 1...Qc4
- 2.Sg4#
- 1...Qa4
- 2.Sg4#
- 2.Qxd5#
- 1...Rb4
- 2.Sg4#
- 1...Ra4
- 2.Sg4#
- 1...Sd2
- 2.Sg4#
- 1...Sc6!
- threat
- 1.Rxd5+?
- 1...Rxd5
- 2.Qf5#
- 1...Qxd5!
- 1...Rxd5
- 1.Qxd5+?
- 1...Kxf6
- 2.Qf5#
- 2.Qg5#
- 1...Qxd5+!
- 1...Kxf6
- 1.Kxh2?
- Keys
- 1.Sfe4!
- threat
- 2.Qf6#
- 1...Bf4
- 2.Qxf4#
- 1...f5
- 2.Bg7#
- 1...f6
- 2.Qxf6#
- threat
- 1.Sfe4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- S(j);SBLOCK,XP(H)::B(K)
- P(h);N_GUARD::S(I)
- P(i);SBLOCK,XP(H)::B(K)
- Tries
- Try
- K(A);N_SPINQ(E),P-FLIGHT,P_SPINB(B),XB(d)
- Threat
- DUALS(2)
- Vars
- S(j);::QAR1(E)
- Q(b);::QAR1(E)
- R(c);::QAR1(E)
- R(e);::QAR1(E)
- Refutation
- R(c);CHECK,XB(B)
- Try
- S(C);N_SPINQ(E)
- Threat
- QAR(E),XP(h)
- Vars
- S(j);SBLOCK,XP(H)::B(K)
- B(d);N_GUARD::QAB1(E),XB(d)
- Refutation
- S(j);
- Try
- S(C);N_SPINQ(E),XB(f)
- Threat
- DUALS(3)
- Refutation
- Q(b);P_PINQ(E),P_SPINQ(b),XS(C)
- Try
- S(I);N_SPINQ(E),XB(f)
- Threat
- DUALS(3)
- Refutation
- Q(b);P_PINQ(E),P_SPINQ(b),XS(I)
- Try
- B(B);N_SPINQ(E)
- Threat
- QAR1(E)
- Vars
- P(i);SBLOCK,XP(H)::B(K)
- B(d);N_GUARD::QAB1(E),XB(d)
- Refutation
- R(c);
- Try
- B(K);
- Threat
- DUALS(2)
- Vars
- R(c);N_SPINB(f),XR(F)::B(K)+S(I),DCHECK
- R(e);N_SPINB(f),XR(F)::B(K)+S(I),DCHECK
- S(a);XS(C)::B(K)+S(I),DCHECK
- Q(b);::B(K)+S(I),DCHECK
- R(c);::B(K)+S(I),DCHECK
- R(e);::B(K)+S(I),DCHECK
- S(a);::B(K)+S(I),DCHECK
- Refutation
- S(j);
- Try
- R(F);CHECK,N_SPINQ(E),XB(f)
- Vars
- R(e);XR(F)::QAR1(E)
- Refutation
- Q(b);P_PINQ(E),XR(F)
- Try
- Q(E);CHECK,N_SPINQ(E),XB(f)
- Refutation
- Q(b);CHECK,P_SPINQ(b),XQ(E)
- Try
- Actual
- S(I);N_SPINQ(E)
- Threat
- QAB1(E)
- Vars
- B(d);N_GUARD::QAB1(E),XB(d)
- P(i);N_GUARD::B(K)
- P(i);::QAB1(E),XP(i)
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).