MESON Chess Problem Database
Problem Display
PID: 232463 (2b2r2/8/2Q3R1/5k2/2N5/2p3P1/2K5/6b1 w - - 0 1)
Dikusarov, Andrey Nikolayovich
Freie Presse, 2007
#2
5 + 5
| 15148 | Sadier Collection | 2021 |
| 5454 | Near Snap | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Ba6
- 2.Qe6#
- 1...Be6
- 2.Qxe6#
- 1...Bb7
- 2.Qe6#
- 1...Ba6
- Tries
- 1.Kd3?
- threat
- 2.Qe4#
- 1...Re8
- 2.Qf6#
- 1...Bb7
- 2.Qe6#
- 1...Rd8+!
- threat
- 1.Sd2?
- threat
- 2.Qe4#
- 1...Ke5
- 2.Qe4#
- 1...Re8
- 2.Qf6#
- 1...Bb7
- 2.Qe6#
- 1...cxd2!
- threat
- 1.Se3+?
- 1...Ke5
- 2.Qd5#
- 1...Bxe3!
- 1...Ke5
- 1.Sd6+?
- 1...Ke5
- 2.Qe4#
- 1...Kxg6!
- 1...Ke5
- 1.Rg8?
- threat
- 2.Qg6#
- 1...Be6
- 2.Qf3#
- 1...Rf6
- 2.Qd5#
- 1...Rxg8!
- threat
- 1.Kd3?
- Keys
- 1.Rg7!
- threat
- 2.Qg6#
- 1...Be6
- 2.Qf3#
- 1...Rf6
- 2.Qd5#
- threat
- 1.Rg7!
Anticipated by 182501(1918)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- B(d);N_GUARD::QAB1(D)
- B(d);N_GUARD::QAB1(D),XB(d)
- Tries
- Try
- K(A);S_FLIGHT
- Threat
- QAB1(D)
- Vars
- R(e);N_GUARD::QAR1(D)
- B(d);N_GUARD::QAB1(D)
- Refutation
- R(e);CHECK
- Try
- S(C);
- Threat
- QAB1(D)
- Vars
- K(c);P-FLIGHT::QAR1(D)
- R(e);N_GUARD::QAR1(D)
- B(d);N_GUARD::QAB1(D)
- Refutation
- P(b);XS(C)
- Try
- S(C);CHECK
- Vars
- K(c);P-FLIGHT::QAR1(D)
- Refutation
- B(a);XS(C)
- Try
- S(C);CHECK
- Vars
- K(c);P-FLIGHT::QAR1(D)
- Refutation
- K(c);S_FLIGHT,XR(E)
- Try
- R(E);
- Threat
- QAB1(D)
- Vars
- B(d);SBLOCK::QAR2(D)
- R(e);SBLOCK::QAR2(D)
- Refutation
- R(e);XR(E)
- Try
- Actual
- R(E);
- Threat
- QAB1(D)
- Vars
- B(d);SBLOCK::QAR2(D)
- R(e);SBLOCK::QAR2(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).