MESON Chess Problem Database
Problem Display
PID: 156918 (r3k1NN/2pp4/1Q1B4/8/2rp4/b1p5/8/R3K2R w KQq - 0 1)
Agapov, Igor Alexeyevich
Moscow Ty., 2015
#2
7 + 8
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Ra4
- 2.Qb8#
- 1...Ra5
- 2.Qb8#
- 1...Ra6
- 2.Qb8#
- 1...Ra7
- 2.Qb8#
- 1...Rb8
- 2.Qxb8#
- 1...Rd8
- 2.Sf6#
- 1...Bc1
- 2.Rxa8#
- 1...Bb2
- 2.Rxa8#
- 1...Bb4
- 2.Rxa8#
- 1...Bc5
- 2.Rxa8#
- 1...Bxd6
- 2.Rxa8#
- 1...c5
- 2.Sf6#
- 1...c6
- 2.Sf6#
- 1...0-0-0
- 2.Se7#
- 1...Ra4
- Tries
- 1.Rf1?
- threat
- 2.Rf8#
- 1...Kd8
- 2.Rf8#
- 1...0-0-0
- 2.Se7#
- 1...Bxd6
- 2.Rxa8#
- 1...cxd6!
- threat
- 1.Qxc7?
- threat
- 2.Sf6#
- 1...Bxd6
- 2.Rxa8#
- 1...Rxc7!
- threat
- 1.Rf1?
- Keys
- 1.0-0!
- threat
- 2.Rf8#
- 1...Kd8
- 2.Rf8#
- 1...0-0-0
- 2.Se7#
- 1...Bxd6
- 2.Rxa8#
- 1...cxd6
- 2.Rae1#
- threat
- 1.0-0!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 12
- Sets
- R(g);N_GUARD::QAR(D)
- R(g);N_GUARD::QAR(D),XR(g)
- R(g);SBLOCK::S(F)
- B(a);OGATE::R(A),XR(g)
- B(a);OGATE,XB(E)::R(A),XR(g)
- P(e);::S(F)
- K(h);0-0-0::S(F)
- Tries
- Try
- R(C);
- Threat
- R1(C)
- Vars
- K(h);P-FLIGHT,P_SPINP(e)::R(C)
- K(h);0-0-0::S(F)
- B(a);OGATE,XB(E)::R(A),XR(g)
- Refutation
- P(e);XB(E)
- Try
- Q(D);XP(e)
- Threat
- S(F)
- Vars
- B(a);OGATE,XB(E)::R(A),XR(g)
- Refutation
- R(c);XQ(D)
- Try
- Actual
- K(B);0-0
- Threat
- R1(C)
- Vars
- K(h);P-FLIGHT,P_SPINP(e)::R(C)
- K(h);0-0-0::S(F)
- B(a);OGATE,XB(E)::R(A),XR(g)
- P(e);XB(E)::R(A)
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).