MESON Chess Problem Database
Problem Display
PID: 262977 (K7/B4N2/5n2/4P1P1/4kp2/2Rn1b1Q/BpP2R2/1r1r1N2 w - - 0 1)
Slesarenko, Anatoly Vasilevich
Zadachi i Etyudi, 2008
#2
11 + 8
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Sd2#
- 2.cxd3#
- 1...Re1
- 2.Sd2#
- 2.cxd3#
- 1...Rxf1
- 2.cxd3#
- 1...Rd2
- 2.Sxd2#
- 1...Bh1
- 2.Re2#
- 1...Be2
- 2.Rxe2#
- 1...Bg2
- 2.Re2#
- 1...Sg4
- 2.Qh7#
- 1...Sd5
- 2.Rc4#
- 2.Qh7#
- 1...Sd7
- 2.Qh7#
- 1...Sh7
- 2.Qxh7#
- 1...Se8
- 2.Qh7#
- 1...Sg8
- 2.Qh7#
- 1...Rc1
- Tries
- 1.Se3?
- threat
- 2.Rc4#
- 2.Qf5#
- 2.Qxf3#
- 1...Sxf2
- 2.Qf5#
- 1...Sxe5
- 2.Qf5#
- 1...fxe3
- 2.Qxf3#
- 1...Bh1
- 2.Rc4#
- 2.Qf5#
- 1...Be2
- 2.Rc4#
- 2.Qf5#
- 1...Bg2
- 2.Rc4#
- 2.Qf5#
- 1...Bg4
- 2.Rc4#
- 1...Bh5
- 2.Rc4#
- 2.Qf5#
- 1...Sc1
- 2.Qf5#
- 2.Qxf3#
- 1...Se1
- 2.Qf5#
- 1...Sb4
- 2.Qf5#
- 2.Qxf3#
- 1...Sg4
- 2.Bd5#
- 2.Rc4#
- 2.Qxf3#
- 2.Qh7#
- 1...Sc5!
- threat
- 1.Bd5+?
- 1...Sxd5
- 2.Rc4#
- 2.Qh7#
- 1...Kxd5!
- 1...Sxd5
- 1.Be6?
- threat
- 2.Rc4#
- 2.Qf5#
- 2.Qxf3#
- 1...Sxf2
- 2.Qf5#
- 2.Qxf3#
- 1...Sxe5
- 2.Qf5#
- 1...Bh1
- 2.Re2#
- 2.Rc4#
- 2.Qf5#
- 1...Be2
- 2.Rxe2#
- 2.Rc4#
- 2.Qf5#
- 1...Bg2
- 2.Re2#
- 2.Rc4#
- 2.Qf5#
- 1...Bg4
- 2.Rc4#
- 1...Bh5
- 2.Rc4#
- 2.Qf5#
- 1...Sc1
- 2.Qf5#
- 2.Qxf3#
- 1...Se1
- 2.Qf5#
- 1...Sb4
- 2.Qf5#
- 2.Qxf3#
- 1...Sg4
- 2.Rc4#
- 2.Qxf3#
- 2.Qh7#
- 1...Sc5!
- threat
- 1.Qe6?
- threat
- 2.Sd6#
- 2.Rc4#
- 1...Sxf2
- 2.exf6#
- 1...Sxe5
- 2.Qxe5#
- 1...Sc1
- 2.exf6#
- 1...Se1
- 2.exf6#
- 1...Sb4
- 2.exf6#
- 1...Se8
- 2.Bd5#
- 2.Rc4#
- 2.Qg6#
- 1...Sc5!
- threat
- 1.Se3?
- Keys
- 1.Rd2!
- threat
- 2.cxd3#
- 1...Rxd2
- 2.Sxd2#
- 1...Sxe5
- 2.Sd6#
- 1...Bg4
- 2.Qxd3#
- 1...Sg4
- 2.Qh7#
- 1...Be2
- 2.Rxe2#
- 1...Sc1
- 2.Rc4#
- 1...Se1
- 2.Rc4#
- 1...Sf2
- 2.Rc4#
- 1...Sb4
- 2.Rc4#
- 1...Sc5
- 2.Rc4#
- threat
- 1.Rd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 7
- Sets
- R(b);N_GUARD,XS(A)::P(C),XS(d)
- R(b);N_GUARD::S(A),XR(b)
- B(e);N_GUARD::R(D)
- B(e);N_GUARD::R(D),XB(e)
- S(h);N_GUARD::QAB(F)
- S(h);N_GUARD::QAB(F),XS(h)
- Tries
- Try
- S(A);
- Threat
- DUALS(3)
- Vars
- S(d);XR(D)::QAB1(F)
- S(d);XP(G)::QAB1(F)
- P(g);XS(A)::QAB1(F),XB(e)
- B(e);::R(E)
- S(d);::QAB1(F)
- Refutation
- S(d);
- Try
- B(B);CHECK
- Refutation
- K(f);S_FLIGHT,XB(B)
- Try
- B(B);
- Threat
- DUALS(3)
- Vars
- S(d);XP(G)::QAB1(F)
- B(e);::R(E)
- S(d);::QAB1(F)
- Refutation
- S(d);
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- S(d);N_GUARD,XR(D)::QAR(F)+P(G),XS(h)
- S(d);OGATE,P_SPINS(d),XP(G)::QAR1(F),XS(d)
- S(d);N_GUARD::QAR(F)+P(G),XS(h)
- Refutation
- S(d);
- Try
- Actual
- R(D);
- Threat
- P(C),XS(d)
- Vars
- R(b);XR(D)::S(A),XR(b)
- S(d);SBLOCK,XP(G)::S(J)
- B(e);OGATE::QAB1(F),XS(d)
- S(h);N_GUARD::QAB(F)
- B(e);N_GUARD::R(D),XB(e)
- S(d);::R(E)
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).