MESON Chess Problem Database
Problem Display
PID: 231870 (3N4/8/5n2/4BknP/4pP2/Q7/4KN2/8 w - - 0 1)
Bourd, Evgeny
Grinblat, Arieh
Kudesnik, 2012
#2
7 + 4
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Tries
- 1.Qd6?
- threat
- 2.Qxf6#
- 1...Se6
- 2.Qxe6#
- 1...Sgh7
- 2.Qe6#
- 1...Sg4
- 2.Qg6#
- 1...Sd5
- 2.Qg6#
- 1...Sd7
- 2.Qg6#
- 1...Sfh7
- 2.Qg6#
- 1...Se8
- 2.Qg6#
- 1...Sg8
- 2.Qg6#
- 1...Sxh5!
- threat
- 1.Qe7?
- threat
- 2.Qxf6#
- 1...Sxh5
- 2.Qxg5#
- 1...Sgh7
- 2.Qe6#
- 1...Sg4
- 2.Qxg5#
- 1...Sd5
- 2.Qxg5#
- 1...Sd7
- 2.Qxg5#
- 1...Se8
- 2.Qxg5#
- 1...Sg8
- 2.Qxg5#
- 1...Sfh7!
- threat
- 1.Qh3+?
- 1...Sg4
- 2.Qxg4#
- 1...Sxh3!
- 1...Sg4
- 1.Qa6?
- threat
- 2.Qxf6#
- 1...Se6
- 2.Qxe6#
- 1...Sgh7
- 2.Qe6#
- 1...Sg4
- 2.Qg6#
- 1...Sd5
- 2.Qg6#
- 1...Sd7
- 2.Qg6#
- 1...Sfh7
- 2.Qg6#
- 1...Se8
- 2.Qg6#
- 1...Sg8
- 2.Qg6#
- 1...Sxh5!
- threat
- 1.Qd6?
- Keys
- 1.Qg3!
- threat
- 2.Qxg5#
- 1...Sf3
- 2.Qg6#
- 1...Sh3
- 2.Qg6#
- 1...Se6
- 2.Qg6#
- 1...Sf7
- 2.Qg6#
- 1...Sgh7
- 2.Qg6#
- 1...Sg4
- 2.Qxg4#
- 1...Sfh7
- 2.Qg4#
- threat
- 1.Qg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(C);
- Threat
- QAR1(C),XS(d)
- Vars
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- S(d);OGATE::QAB1(C)
- Refutation
- S(d);XP(F)
- Try
- Q(C);
- Threat
- QAR1(C),XS(d)
- Vars
- S(d);OGATE,XP(F)::QAR1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- S(d);OGATE::QAR1(C),XS(c)
- Refutation
- S(d);
- Try
- Q(C);CHECK
- Vars
- S(d);N_GUARD,P_SPINS(d)::QAB1(C),XS(d)
- Refutation
- S(c);XQ(C)
- Try
- Q(C);
- Threat
- QAR1(C),XS(d)
- Vars
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- S(d);OGATE::QAB1(C)
- Refutation
- S(d);XP(F)
- Try
- Actual
- Q(C);
- Threat
- QAR1(C),XS(c)
- Vars
- S(c);OGATE::QAB1(C)
- S(d);N_GUARD::QAB1(C),XS(d)
- S(d);N_GUARD::QAB1(C)
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).