MESON Chess Problem Database
Problem Display
PID: 257812 (nQ3N2/B1r5/1r6/3kP3/1P1NR3/1P6/4P3/2bK3B w - - 0 1)
Vaulin, Evgeny A
Comm., Buletin Problemistic, 1994
#2
11 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rxb4
- 2.Re3#
- 1...Rb5
- 2.Re3#
- 1...Ra6
- 2.Re3#
- 1...Rbc6
- 2.Re3#
- 1...Rd6
- 2.Re3#
- 1...Re6
- 2.Re3#
- 1...Rbb7
- 2.Re3#
- 1...Rxb8
- 2.Re3#
- 1...Rc2
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rc4
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rc5
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rcc6
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rxa7
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rcb7
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rd7
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Re7
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rf7
- 2.Rf4#
- 1...Rg7
- 2.Rg4#
- 1...Rh7
- 2.Rh4#
- 1...Rc8
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rxb4
- Tries
- 1.Sc6?
- threat
- 2.Re3#
- 2.Rc4#
- 2.Rd4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rxb4
- 2.Sxb4#
- 2.Rxb4#
- 2.Rc4#
- 2.Rd4#
- 1...Rbxc6
- 2.Re3#
- 1...Rcxc6
- 2.Rc4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rf7
- 2.Rd4#
- 2.Rf4#
- 2.Qd6#
- 1...Rg7
- 2.Rd4#
- 2.Rg4#
- 2.Qd6#
- 1...Rh7
- 2.Rd4#
- 2.Rh4#
- 2.Qd6#
- 1...Be3
- 2.Rxe3#
- 2.Rc4#
- 2.Rd4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Bf4
- 2.Re3#
- 2.Rc4#
- 2.Rd4#
- 2.Rxf4#
- 1...Kxc6!
- threat
- 1.Sg6?
- threat
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rf6
- 2.Rf4#
- 1...Rc3
- 2.Se7#
- 1...Rf7
- 2.Rf4#
- 1...Rh7
- 2.Rh4#
- 1...Bf4
- 2.Sxf4#
- 2.Rxf4#
- 1...Rxg6!
- threat
- 1.Sd7?
- threat
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 1...Rf6
- 2.Sxf6#
- 2.Rf4#
- 1...Rg6
- 2.Rg4#
- 1...Rh6
- 2.Rh4#
- 1...Bf4
- 2.Rxf4#
- 1...Rc3!
- threat
- 1.Bxb6?
- threat
- 2.Re3#
- 1...Rc5
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Qd6#
- 2.Qd8#
- 1...Rf7
- 2.Rf4#
- 2.Qd6#
- 1...Rg7
- 2.Rg4#
- 2.Qd6#
- 1...Rh7
- 2.Rh4#
- 2.Qd6#
- 1...Be3
- 2.Rxe3#
- 1...Sxb6!
- threat
- 1.Qxc7?
- threat
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Qc4#
- 2.Qc5#
- 1...Rxb4
- 2.Re3#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Qd6#
- 2.Qd8#
- 2.Qc5#
- 2.Qc6#
- 2.Qd7#
- 2.Qf7#
- 1...Rf6
- 2.Rf4#
- 2.Qa5#
- 2.Qc4#
- 2.Qc5#
- 1...Rb5
- 2.Re3#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Qd6#
- 2.Qd8#
- 2.Qc4#
- 2.Qc6#
- 2.Qd7#
- 2.Qf7#
- 1...Rc6
- 2.Re3#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Qxc6#
- 1...Rd6
- 2.Re3#
- 2.Qa5#
- 2.Qxd6#
- 2.Qc4#
- 2.Qc5#
- 1...Rg6
- 2.Rg4#
- 2.Qa5#
- 2.Qc4#
- 2.Qc5#
- 1...Rh6
- 2.Rh4#
- 2.Qa5#
- 2.Qc4#
- 2.Qc5#
- 1...Bf4
- 2.Rxf4#
- 2.Qc4#
- 2.Qc5#
- 1...Sxc7!
- threat
- 1.Qxb6?
- threat
- 2.Re3#
- 2.Qd6#
- 2.Qe6#
- 1...Rc5
- 2.Qxc5#
- 2.Qd8#
- 2.Qd6#
- 2.Qe6#
- 1...Rc6
- 2.Re3#
- 2.Qxc6#
- 1...Rd7
- 2.Re3#
- 2.Qa5#
- 2.Qc5#
- 2.Qb5#
- 2.Qc6#
- 2.Qe6#
- 1...Re7
- 2.Re3#
- 2.Qa5#
- 2.Qc5#
- 2.Qb5#
- 2.Qc6#
- 2.Qd6#
- 1...Rf7
- 2.Qa5#
- 2.Qc5#
- 2.Qb5#
- 2.Qc6#
- 2.Qd6#
- 2.Qe6#
- 1...Rg7
- 2.Qa5#
- 2.Qc5#
- 2.Qb5#
- 2.Qc6#
- 2.Qd6#
- 2.Qe6#
- 1...Rh7
- 2.Qa5#
- 2.Qc5#
- 2.Qb5#
- 2.Qc6#
- 2.Qd6#
- 2.Qe6#
- 1...Be3
- 2.Rxe3#
- 2.Qd6#
- 2.Qe6#
- 1...Sxb6!
- threat
- 1.Qd8+?
- 1...Rd6
- 2.Re3#
- 2.Qxd6#
- 1...Rd7!
- 1...Rd6
- 1.Sc6?
- Keys
- 1.Sfe6!
- threat
- 2.Re3#
- 1...Rf7
- 2.Rf4#
- 1...Rg7
- 2.Rg4#
- 1...Rh7
- 2.Rh4#
- 1...Be3
- 2.Rxe3#
- threat
- 1.Sfe6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- R(c);XP(E)::B(B)+R(G)
- R(c);::B(B)+R(G)
- R(c);XQ(J)::B(B)+R(G)
- R(d);::B(B)+R(G)
- Tries
- Try
- S(F);
- Threat
- DUALS(6)
- Vars
- R(c);SBLOCK,XS(F)::B(B)+R(G)
- Refutation
- K(b);S_FLIGHT,XS(F)
- Try
- S(K);
- Threat
- DUALS(3)
- Vars
- R(c);::B(B)+R(G)
- R(d);N_GUARD::S(K)
- R(d);::B(B)+R(G)
- Refutation
- R(c);XS(K)
- Try
- S(K);
- Threat
- DUALS(3)
- Vars
- R(c);::B(B)+R(G)
- B(a);::B(B)+R(G),XB(a)
- Refutation
- R(d);
- Try
- B(I);XR(c)
- Threat
- B(B)+R(G)
- Vars
- B(a);::B(B)+R(G),XB(a)
- Refutation
- S(e);XB(I)
- Try
- Q(J);XR(d)
- Threat
- DUALS(5)
- Refutation
- S(e);XQ(J)
- Try
- Q(J);XR(c)
- Threat
- DUALS(3)
- Refutation
- S(e);XQ(J)
- Try
- Q(J);CHECK
- Refutation
- R(d);P_SPINR(d)
- Try
- Actual
- S(K);
- Threat
- B(B)+R(G)
- Vars
- R(d);::B(B)+R(G)
- B(a);::B(B)+R(G),XB(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).