MESON Chess Problem Database
Problem Display
PID: 247940 (3K1b2/3Bn3/2bk4/p2Np3/4p3/1Q3r2/4NR2/2R3B1 w - - 0 1)
Klipachev, Vladimir Panteleevich
Uralski Problemist, 2006
#2
8 + 8
SOLUTION
- SOUND
- Sets
- 1...Rc3
- 2.Rf6#
- 1...Rd3
- 2.Rf6#
- 1...Re3
- 2.Rf6#
- 1...Rg3
- 2.Rf6#
- 1...Rh3
- 2.Rf6#
- 1...Rf6
- 2.Rxf6#
- 1...Bxd5
- 2.Qb8#
- 1...Sxd5
- 2.Rxc6#
- 1...Sf5
- 2.Rxc6#
- 1...Sg6
- 2.Rxc6#
- 1...Sc8
- 2.Rxc6#
- 1...Sg8
- 2.Rxc6#
- 1...Rc3
- Tries
- 1.Se3?
- threat
- 2.Qe6#
- 2.Qa3#
- 2.Qb8#
- 1...Rxe3
- 2.Rf6#
- 2.Qe6#
- 1...Rf6
- 2.Rxf6#
- 2.Qa3#
- 2.Qb8#
- 1...Bb5
- 2.Qe6#
- 2.Qa3#
- 1...Bd5
- 2.Qa3#
- 2.Qb8#
- 1...Bb7
- 2.Qe6#
- 2.Qa3#
- 1...Sd5
- 2.Rxc6#
- 1...Bxd7!
- threat
- 1.Sc7?
- threat
- 2.Se8#
- 2.Qe6#
- 1...Rxb3
- 2.Rf6#
- 1...Rc3
- 2.Rf6#
- 1...Bd5
- 2.Sb5#
- 2.Se8#
- 1...Rf6
- 2.Se8#
- 2.Rxf6#
- 2.Qa3#
- 1...Sd5
- 2.Se8#
- 2.Rxc6#
- 1...Bxd7!
- threat
- 1.Sxe7?
- threat
- 2.Sc8#
- 2.Rxc6#
- 2.Qe6#
- 2.Qb8#
- 1...Rxb3
- 2.Rxc6#
- 2.Rf6#
- 1...Bxd7
- 2.Qd5#
- 1...Rc3
- 2.Rf6#
- 1...Bd5
- 2.Sc8#
- 2.Qxd5#
- 2.Qb8#
- 1...Rf6
- 2.Sc8#
- 2.Rxc6#
- 2.Rxf6#
- 2.Qa3#
- 2.Qb8#
- 1...Ba4
- 2.Sc8#
- 2.Qd5#
- 2.Qe6#
- 2.Qb8#
- 1...Bb5
- 2.Sc8#
- 2.Qd5#
- 2.Qe6#
- 1...Bb7
- 2.Qe6#
- 1...Ba8
- 2.Sc8#
- 2.Qe6#
- 2.Qb8#
- 1...Bxe7+!
- threat
- 1.Rxf3?
- threat
- 2.Bc5#
- 2.Rf6#
- 1...Bxd5
- 2.Bc5#
- 2.Qa3#
- 2.Qb8#
- 1...Sxd5
- 2.Bc5#
- 2.Rxc6#
- 1...exf3
- 2.Bc5#
- 1...Bg7
- 2.Bc5#
- 1...Sf5
- 2.Bc5#
- 2.Rxc6#
- 1...Sg8
- 2.Bc5#
- 2.Rxc6#
- 1...e3
- 2.Rf6#
- 1...Bxd7!
- threat
- 1.Qc4?
- threat
- 2.Qc5#
- 1...Rc3
- 2.Rf6#
- 1...Bxd7!
- threat
- 1.Qa3+?
- 1...Kxd5
- 2.Qc5#
- 1...Rxa3!
- 1...Kxd5
- 1.Qb4+?
- 1...Kxd5
- 2.Qc5#
- 1...axb4!
- 1...Kxd5
- 1.Qb5?
- threat
- 2.Qc5#
- 1...Bxd7
- 2.Qxd7#
- 1...Rc3
- 2.Rf6#
- 1...Bxb5!
- threat
- 1.Qb6?
- threat
- 2.Qc5#
- 1...Kxd5
- 2.Qc5#
- 1...Rc3!
- threat
- 1.Se3?
- Keys
- 1.Sdc3!
- threat
- 2.Qa3#
- 1...Kc5
- 2.Sxe4#
- 1...Rxc3
- 2.Rf6#
- 1...Bxd7
- 2.Sxe4#
- 1...Sd5
- 2.Sxe4#
- threat
- 1.Sdc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 10
- Sets
- R(a);OGATE::R(D)
- R(a);OGATE::R(D),XR(a)
- B(e);SBLOCK,XS(F)::QAB(E)
- S(g);N_GUARD,XS(F)::R1(A),XB(e)
- S(g);N_GUARD::R1(A),XB(e)
- Tries
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- S(g);N_GUARD::R1(A),XB(e)
- Refutation
- B(e);XB(G)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(a);OGATE,XQ(E)::R(D)
- R(a);OGATE::R(D)
- Refutation
- B(e);XB(G)
- Try
- S(F);XS(g)
- Threat
- DUALS(4)
- Vars
- B(e);N_GUARD,XB(G)::QAR1(E)
- R(a);OGATE::R(D)
- B(e);::QAR1(E)
- Refutation
- B(h);CHECK,XS(F)
- Try
- R(D);XR(a)
- Threat
- DUALS(2)
- Vars
- P(b);XR(D)::B(B)
- B(h);::B(B)
- P(b);::R(D)
- Refutation
- B(e);XB(G)
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- R(a);OGATE::R(D)
- Refutation
- B(e);XB(G)
- Try
- Q(E);CHECK
- Vars
- K(f);P-FLIGHT,XS(F)::QAR1(E)
- Refutation
- R(a);XQ(E)
- Try
- Q(E);CHECK
- Vars
- K(f);P-FLIGHT,XS(F)::QAR1(E)
- Refutation
- P(c);XQ(E)
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- B(e);OGATE,XB(G)::QAR1(E),XB(e)
- R(a);OGATE::R(D)
- Refutation
- B(e);XQ(E)
- Try
- Q(E);P_PINB(e)
- Threat
- QAB1(E)
- Vars
- K(f);N_SPINB(e),P-FLIGHT,XS(F)::QAR1(E)
- Refutation
- R(a);
- Try
- Actual
- S(F);
- Threat
- QAB(E)
- Vars
- K(f);S_FLIGHT::R(A)+S(F),DCHECK,XP(b)
- R(a);OGATE,XS(F)::R(D)
- B(e);N_GUARD,XB(G)::S(F),XP(b)
- S(g);S_CUTB(e)::S(F),XP(b)
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).