MESON Chess Problem Database
Problem Display
PID: 109814 (2K5/B2B4/3P2p1/p2R3b/rp5P/1p2PkNp/2P1Np1Q/2b2r2 w - - 0 1)
Shedey, Sergey Oleksandrovich
Hlas l'udu, 1986
#2
11 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Qxh1#
- 1...Rh1
- Tries
- 1.Bc6?
- threat
- 2.Rg5#
- 1...Bg4+
- 2.Rf5#
- 1...Kg4
- 2.Rd4#
- 1...g5
- 2.Rxg5#
- 1...Rd1!
- threat
- 1.Rd4?
- threat
- 2.Rf4#
- 1...Kxe3
- 2.Rd3#
- 1...Bxe3
- 2.Bc6#
- 1...g5!
- threat
- 1.Rf5+?
- 1...Kg4
- 2.Rf4#
- 1...gxf5!
- 1...Kg4
- 1.Rg5?
- threat
- 2.Bc6#
- 1...Bg4
- 2.Bxg4#
- 1...Rd1!
- threat
- 1.Bc6?
- Keys
- 1.Rd3!
- threat
- 2.Sd4#
- 1...Bxe3
- 2.Rxe3#
- 1...Bb2
- 2.e4#
- threat
- 1.Rd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- R(b);N_GUARD::QAB(C),XR(b)
- Tries
- Try
- B(J);
- Threat
- B(J)+R(G)
- Vars
- B(j);CHECK,SBLOCK::B(J)+R(G),DCHECK
- K(e);S_FLIGHT::R(G)
- P(k);::B(J)+R(G),XP(k)
- Refutation
- R(b);
- Try
- R(G);
- Threat
- R1(G)
- Vars
- K(e);OGATEB,P-FLIGHT,XP(D)::B(I)+R(G),DCHECK
- B(a);SBLOCK,XP(D)::B(J)
- Refutation
- P(k);
- Try
- R(G);CHECK
- Vars
- K(e);S_FLIGHT::B(J)+R(G),DCHECK
- Refutation
- P(k);XR(G)
- Try
- R(G);
- Threat
- B(J)
- Vars
- B(j);N_GUARD,P_PINB(J)::B(J),XB(j)
- Refutation
- R(b);
- Try
- Actual
- R(G);
- Threat
- S(B)
- Vars
- B(a);OGATE,P_SPINB(a),XP(D)::R1(G),XB(a)
- B(a);N_GUARD::R(G)+P(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).