MESON Chess Problem Database
Problem Display
PID: 159289 (8/8/8/7p/QP4p1/P4P1k/6N1/3N2RK w - - 0 1)
Abdullayev, Elmar
Yusupov-95 MT, 2015
#2
8 + 3
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...g3
- 2.Qd7#
- 1...h4
- 2.Sf4#
- 1...g3
- Tries
- 1.Qc6?
- 1...gxf3
- 2.Qxf3#
- 1...g3
- 2.Qd7#
- 2.Qe6#
- 2.Qc8#
- 1...h4
- 2.Sf4#
- 1...Kg3!
- 1...gxf3
- 1.Qd7?
- 1...h4
- 2.Sf4#
- 2.Qxg4#
- 1...Kg3!
- 1...h4
- 1.Qa8?
- 1...gxf3
- 2.Qxf3#
- 1...g3
- 2.Qc8#
- 1...h4
- 2.Sf4#
- 1...Kg3!
- 1...gxf3
- 1.f4?
- 1...Kg3
- 2.Qb3#
- 1...g3
- 2.Qd7#
- 1...h4!
- 1...Kg3
- 1.b5?
- 1...gxf3
- 2.Qh4#
- 1...g3
- 2.Qh4#
- 1...h4
- 2.Sf4#
- 2.Qxg4#
- 1...Kg3!
- 1...gxf3
- 1.Qc6?
- Keys
- 1.Qb3!
- 1...Kg3
- 2.f4#
- 1...gxf3
- 2.Qxf3#
- 1...g3
- 2.Qe6#
- 1...h4
- 2.Sf4#
- 1...Kg3
- 1.Qb3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(b);OGATEB,SBLOCK::QAB(G)
- P(c);SBLOCK::S(D)
- Tries
- Try
- Q(G);
- Vars
- P(b);OGATE,XP(F)::QAR2(G),XP(b)
- P(c);SBLOCK::S(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(G);P_PINP(b)
- Refutation
- K(a);N_SPINP(b),P-FLIGHT
- Try
- Q(G);
- Vars
- P(b);OGATE,XP(F)::QAR2(G),XP(b)
- P(b);OGATEB,SBLOCK::QAB(G)
- P(c);SBLOCK::S(D)
- Refutation
- K(a);P-FLIGHT
- Try
- P(F);
- Vars
- K(a);P-FLIGHT::QAR(G)
- P(b);OGATEB,SBLOCK::QAB(G)
- Refutation
- P(c);
- Try
- P(H);
- Vars
- P(b);OGATE,XP(F)::QAR1(G)
- P(b);OGATE::QAR1(G)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- Q(G);
- Vars
- K(a);P-FLIGHT::QAR(G)+P(F)
- P(b);OGATE,P_SPINP(b),XP(F)::QAR2(G),XP(b)
- P(b);OGATEB,SBLOCK::QAB(G)
- P(c);SBLOCK::S(D)
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).