MESON Chess Problem Database
Problem Display
PID: 125362 (4K3/3QPp1P/5p1N/R1NP3B/2pkp2n/3P4/3P3B/8 w - - 0 1)
Kasputin, F
Source?, 1982
#2
12 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sg2
- 2.Sf5#
- 1...Sf3
- 2.Sf5#
- 1...Sf5
- 2.Sxf5#
- 1...Sg6
- 2.Sf5#
- 1...Sg2
- Tries
- 1.Se6+?
- 1...fxe6
- 2.dxe6#
- 1...Kxd3!
- 1...fxe6
- 1.Qa4?
- threat
- 2.Qxc4#
- 1...Kxd5
- 2.Qd7#
- 1...exd3!
- threat
- 1.Qg4?
- threat
- 2.Qxe4#
- 1...Kxd5
- 2.Qd7#
- 2.Qxe4#
- 1...f5!
- threat
- 1.Qb5?
- threat
- 2.Qxc4#
- 1...Kxd5
- 2.Qd7#
- 1...cxd3
- 2.Sb3#
- 1...c3
- 2.Sb3#
- 2.Qc4#
- 1...exd3!
- threat
- 1.Qf5?
- threat
- 2.Qxe4#
- 1...exd3
- 2.Bg1#
- 2.Qe4#
- 1...e3
- 2.Qe4#
- 1...Sxf5!
- threat
- 1.Qe6?
- threat
- 2.Qxe4#
- 1...exd3
- 2.Bg1#
- 2.Qe4#
- 1...e3
- 2.Qe4#
- 1...f5
- 2.Be5#
- 2.Qe5#
- 1...fxe6!
- threat
- 1.Qd6?
- 1...cxd3
- 2.Ra4#
- 1...exd3
- 2.Bg1#
- 1...Sg2
- 2.Sf5#
- 1...Sf3
- 2.Sf5#
- 1...Sf5
- 2.Sxf5#
- 1...Sg6
- 2.Sf5#
- 1...c3
- 2.Ra4#
- 1...f5
- 2.Be5#
- 2.Qe5#
- 1...e3!
- 1...cxd3
- 1.dxe4?
- 1...c3
- 2.Qa4#
- 1...Sg2
- 2.Sf5#
- 1...Sf3
- 2.Sf5#
- 1...Sf5
- 2.Sxf5#
- 1...Sg6
- 2.Sf5#
- 1...f5!
- 1...c3
- 1.h8Q?
- threat
- 2.Qxf6#
- 1...Sf3
- 2.Sf5#
- 1...Sg6
- 2.Sf5#
- 1...cxd3!
- threat
- 1.h8B?
- threat
- 2.Bxf6#
- 1...Sf3
- 2.Sf5#
- 1...Sg6
- 2.Sf5#
- 1...cxd3!
- threat
- 1.Se6+?
- Keys
- 1.Bxf7!
- 1...cxd3
- 2.Qa4#
- 1...exd3
- 2.Qg4#
- 1...Sg2
- 2.Sf5#
- 1...Sf3
- 2.Sf5#
- 1...Sf5
- 2.Sxf5#
- 1...Sg6
- 2.Sf5#
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qg4#
- 1...f5
- 2.h8Q#
- 2.h8B#
- 1...cxd3
- 1.Bxf7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Tries
- Try
- S(E);CHECK
- Vars
- P(f);OGATE,XS(E)::QAR(I)+P(F),XP(f)
- Refutation
- K(b);P-FLIGHT,XP(C)
- Try
- Q(I);P_PINP(a)
- Threat
- QAR1(I),XP(a)
- Vars
- K(b);N_SPINP(a),OGATEB,P-FLIGHT,XP(F)::QAR2(I)
- Refutation
- P(c);XP(C)
- Try
- Q(I);P_PINP(c)
- Threat
- QAR1(I),XP(c)
- Refutation
- P(e);
- Try
- Q(I);
- Threat
- QAR1(I),XP(a)
- Vars
- K(b);OGATEB,P-FLIGHT,XP(F)::QAR2(I)
- P(a);N_GUARD,XP(C)::S(E)
- Refutation
- P(c);XP(C)
- Try
- Q(I);
- Threat
- QAR1(I),XP(c)
- Vars
- P(c);::QAR1(I)
- Refutation
- S(d);XQ(I)
- Try
- Q(I);
- Threat
- QAR1(I),XP(c)
- Vars
- P(c);::QAR1(I)
- Refutation
- P(f);XQ(I)
- Try
- Q(I);
- Vars
- P(a);OGATEB,XP(C)::R(D)
- P(c);N_GUARD,XP(C)::B(B)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- P(a);OGATEB::R(D)
- Refutation
- P(c);
- Try
- P(C);XP(c)
- Vars
- P(a);OGATEB::QAR(I)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- P(e);
- Try
- P(K);P_PINP(e)
- Threat
- QAB(K),XP(e)
- Vars
- S(d);N_GUARD::S(H)
- Refutation
- P(a);XP(C)
- Try
- P(K);P_PINP(e)
- Threat
- B(K),XP(e)
- Vars
- S(d);N_GUARD::S(H)
- Refutation
- P(a);XP(C)
- Try
- Actual
- B(G);XP(f)
- Vars
- P(a);OGATEB,XP(C)::QAR(I)
- P(c);OGATEB,XP(C)::QAR(I)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- P(a);OGATEB::QAR(I)
- P(c);OGATEB::QAR(I)
- P(e);::P=Q
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).