MESON Chess Problem Database
Problem Display
PID: 138244 (1K3b2/1p6/Q3Rp2/3k4/1PR1r3/2p2N2/2qr1pN1/7B w - - 0 1)
Dyachuk, Vasyl Vasilovich
5th Prize, Probleemblad, 2010
#2
8 + 9
| 102 | Probleemblad | 2012 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Sf4#
- 1...Re2
- 2.Sf4#
- 1...Re3
- 2.Sxe3#
- 2.Sf4#
- 1...Rxc4
- 2.Se3#
- 1...Rd4
- 2.Se3#
- 1...Rf4
- 2.Se3#
- 2.Sxf4#
- 1...Rg4
- 2.Se3#
- 1...Rh4
- 2.Se3#
- 1...Re5
- 2.Sf4#
- 1...Rxe6
- 2.Sf4#
- 1...Bc5
- 2.Rxc5#
- 1...Bd6+
- 2.Rxd6#
- 1...Bh6
- 2.Rc5#
- 2.Rd6#
- 1...Bg7
- 2.Rc5#
- 2.Rd6#
- 1...b5
- 2.Qc6#
- 1...Re1
- Tries
- 1.Kxb7?
- threat
- 2.Qc6#
- 1...Rxc4
- 2.Se3#
- 1...Rxe6
- 2.Sf4#
- 1...Bd6
- 2.Rxd6#
- 1...Bc5
- 2.Rxc5#
- 1...Qa4!
- threat
- 1.Sd4?
- threat
- 2.Se3#
- 2.Sf4#
- 1...Rxe6
- 2.Qxe6#
- 1...bxa6
- 2.Se3#
- 1...b5
- 2.Se3#
- 2.Qc6#
- 1...f1Q
- 2.Se3#
- 1...f1S
- 2.Sf4#
- 1...f1R
- 2.Se3#
- 1...Qd3
- 2.Sf4#
- 1...Rde2
- 2.Sf4#
- 1...Rd3
- 2.Sf4#
- 1...Re3
- 2.Sxe3#
- 2.Sf4#
- 1...Rf4
- 2.Se3#
- 2.Sxf4#
- 1...Bh6
- 2.Qb5#
- 1...Bd6+!
- threat
- 1.Rd4+?
- 1...Rexd4
- 2.Se3#
- 1...Rdxd4!
- 1...Rexd4
- 1.Rcxe4?
- threat
- 2.Se3#
- 2.Sf4#
- 2.Qc4#
- 2.Qxb7#
- 1...Bd6+
- 2.Qxd6#
- 1...Bxb4
- 2.Qc4#
- 1...bxa6
- 2.Se3#
- 2.Sf4#
- 1...f1Q
- 2.Se3#
- 2.Sf4#
- 2.Qxb7#
- 1...f1S
- 2.Sf4#
- 2.Qc4#
- 2.Qxb7#
- 1...f1B
- 2.Se3#
- 2.Sf4#
- 2.Qxb7#
- 1...Qb3
- 2.Se3#
- 2.Sf4#
- 2.Qxb7#
- 1...Qd3
- 2.Sf4#
- 2.Qxb7#
- 1...Qa4
- 2.Se3#
- 2.Sf4#
- 2.Qc4#
- 1...Qa2
- 2.Se3#
- 2.Sf4#
- 2.Qxb7#
- 1...Re2
- 2.Sf4#
- 2.Rd4#
- 2.Qc4#
- 2.Qxb7#
- 1...Rd3
- 2.Sf4#
- 2.Qc4#
- 2.Qxb7#
- 1...Rd4
- 2.Se3#
- 2.Sf4#
- 2.Rxd4#
- 1...Bc5
- 2.Sf4#
- 2.Qc4#
- 2.Qxb7#
- 1...Bh6
- 2.Qc4#
- 2.Qb5#
- 2.Qxb7#
- 2.Qd6#
- 1...b5
- 2.Se3#
- 2.Sf4#
- 2.Qb7#
- 2.Qc6#
- 2.Qa8#
- 1...b6
- 2.Se3#
- 2.Sf4#
- 2.Qc4#
- 2.Qb7#
- 2.Qa8#
- 1...Qxe4!
- threat
- 1.Re5+?
- 1...Rxe5
- 2.Sf4#
- 1...fxe5!
- 1...Rxe5
- 1.Kxb7?
- Keys
- 1.Se5!
- threat
- 2.Se3#
- 2.Sf4#
- 1...Bd6+
- 2.Qxd6#
- 1...Rxc4
- 2.Qxc4#
- 1...fxe5
- 2.Se3#
- 1...bxa6
- 2.Sf4#
- 1...b6
- 2.Sf4#
- 1...f1Q
- 2.Se3#
- 1...f1S
- 2.Sf4#
- 1...f1R
- 2.Se3#
- 1...Qd3
- 2.Sf4#
- 1...Rde2
- 2.Sf4#
- 1...Rd3
- 2.Sf4#
- 1...Re3
- 2.Sxe3#
- 2.Sf4#
- 1...Rf4
- 2.Se3#
- 2.Sxf4#
- 1...Bc5
- 2.Sf4#
- 1...Bh6
- 2.Qd6#
- threat
- 1.Se5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 10
- REMOVED MATES = 8
- Sets
- R(e);N_GUARD::S(B)
- R(e);N_GUARD,XR(E)::S(B)
- R(e);N_GUARD,XR(G)::S(B)
- B(i);N_GUARD::R1(E),XB(i)
- B(i);CHECK,N_GUARD::R1(G),XB(i)
- P(h);N_GUARD::QAB1(F)
- Tries
- Try
- K(H);P-FLIGHT,XP(h)
- Threat
- QAB1(F)
- Vars
- R(e);N_GUARD,XR(E)::S(B)
- R(e);N_GUARD,XR(G)::S(B)
- B(i);N_GUARD::R1(G),XB(i)
- B(i);N_GUARD::R1(E),XB(i)
- Refutation
- Q(a);
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- R(e);OGATE,XR(G)::QAB1(F),XR(e)
- P(h);XQ(F)::S(B)
- P(c);::S(B)
- Q(a);::S(B)
- R(b);::S(B)
- B(i);N_GUARD::QAR2(F)
- Refutation
- B(i);CHECK
- Try
- R(E);CHECK
- Vars
- R(e);XR(E)::S(B)
- Refutation
- R(b);XR(E)
- Try
- R(E);XR(e)
- Threat
- DUALS(4)
- Vars
- B(i);CHECK,N_GUARD::QAR1(F),XB(i)
- B(i);XP(D)::QAB1(F)
- Refutation
- Q(a);XR(E)
- Try
- R(G);CHECK
- Vars
- R(e);XR(G)::S(B)
- Refutation
- P(g);XR(G)
- Try
- Actual
- S(C);
- Threat
- DUALS(2)
- Vars
- B(i);CHECK,N_GUARD::QAR1(F),XB(i)
- R(e);OGATE,XR(E)::QAB1(F),XR(e)
- P(g);XS(C)::S(B)
- P(h);XQ(F)::S(B)
- P(h);::S(B)
- P(c);::S(B)
- Q(a);::S(B)
- R(b);::S(B)
- B(i);::S(B)
- B(i);N_GUARD::QAR1(F)
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).