MESON Chess Problem Database
Problem Display
PID: 67447 (3R1N1b/2p4p/1p2p2Q/1r2kN1n/1p4P1/1n1P1P1r/1Kb1P3/4R3 w - - 0 1)
Aleksandrov, Vladimir Aleksandrovich
Cyrulik, Stepan Pavlovich
Hebelt, Vaclav
1st Comm., Wola Gulowska, 1992
#2
10 + 12
| 15345 | Wola Gulowska Award | 1992 |
| 15148 | Sadier Collection | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Rxf3
- 2.exf3#
- 1...Bxd3
- 2.exd3#
- 1...Bf6
- 2.Qe3#
- 1...Sa1
- 2.d4#
- 1...Sc1
- 2.d4#
- 1...Sd2
- 2.d4#
- 1...Sa5
- 2.d4#
- 1...Sc5
- 2.d4#
- 1...Sg3
- 2.f4#
- 1...Sf6
- 2.f4#
- 1...Sg7
- 2.f4#
- 1...Rxf3
- Tries
- 1.Sd4?
- threat
- 2.Sc6#
- 2.Qg5#
- 1...Rxf3
- 2.Sxf3#
- 2.Sc6#
- 2.exf3#
- 1...Bxd3
- 2.Sc6#
- 2.exd3#
- 1...Rd5
- 2.Sc6#
- 1...Rc5
- 2.Qg5#
- 1...Bf6
- 2.Sc6#
- 2.Qe3#
- 1...Sa5
- 2.Qg5#
- 1...Sg3
- 2.Sc6#
- 2.f4#
- 1...Sg7
- 2.Sc6#
- 2.f4#
- 1...c6
- 2.Sxc6#
- 2.Qg5#
- 1...Sxd4!
- threat
- 1.Se7?
- threat
- 2.Sc6#
- 2.Qg5#
- 1...Rxf3
- 2.Sc6#
- 2.exf3#
- 1...Bxd3
- 2.Sc6#
- 2.exd3#
- 1...Rd5
- 2.Sc6#
- 1...Rc5
- 2.Qg5#
- 1...Bf6
- 2.Sc6#
- 2.Qe3#
- 1...Sa5
- 2.Qg5#
- 2.d4#
- 1...Sg3
- 2.Sc6#
- 2.f4#
- 1...Sg7
- 2.Sc6#
- 2.f4#
- 1...c6
- 2.Sxc6#
- 2.Qg5#
- 1...Sd4!
- threat
- 1.Sg6+?
- 1...Kf6
- 2.Rf8#
- 1...hxg6!
- 1...Kf6
- 1.Sxh7?
- threat
- 2.Qe3#
- 1...Rxf3
- 2.exf3#
- 1...Bxd3
- 2.exd3#
- 1...Sd2
- 2.d4#
- 1...Sc5
- 2.d4#
- 1...Sg3
- 2.f4#
- 1...Sf6
- 2.f4#
- 1...Sf4!
- threat
- 1.Rd6?
- threat
- 2.Sd7#
- 1...Sc5
- 2.d4#
- 1...Sf6
- 2.f4#
- 1...cxd6!
- threat
- 1.Qg5?
- threat
- 2.Se3#
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 1...Rxf3
- 2.exf3#
- 1...Bxd3
- 2.exd3#
- 1...exf5
- 2.Qxf5#
- 1...Sd4
- 2.Sxd4#
- 1...Rg3
- 2.Se3#
- 2.Sxg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 1...Rh4
- 2.Se3#
- 2.Sg3#
- 2.Sd4#
- 2.Sxh4#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 1...Bf6
- 2.Qe3#
- 1...Bg7
- 2.Se3#
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sh6#
- 2.Se7#
- 2.Sxg7#
- 1...Sg3
- 2.Sxg3#
- 2.f4#
- 1...Sg7
- 2.Sxg7#
- 2.f4#
- 1...h6
- 2.Sxh6#
- 2.Sg6#
- 1...Rd5!
- threat
- 1.e3?
- threat
- 2.Qxe6#
- 1...exf5
- 2.Qe6#
- 1...Sd4
- 2.exd4#
- 1...Sc5
- 2.d4#
- 1...Sf4
- 2.exf4#
- 1...Sf6
- 2.Qf4#
- 2.f4#
- 1...Sg7
- 2.f4#
- 1...Bf6!
- threat
- 1.Sd4?
- Keys
- 1.e4!
- threat
- 2.Sd7#
- 1...exf5
- 2.exf5#
- 1...Rd5
- 2.exd5#
- 1...Sc5
- 2.d4#
- 1...Sf6
- 2.f4#
- threat
- 1.e4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- R(c);OGATE,XP(E)::R(A)+P(C),XR(c)
- B(a);OGATE,XP(D)::R(A)+P(C),XB(a)
- B(l);SBLOCK::QAR2(H)
- S(b);N_GUARD::P(D)
- S(g);N_GUARD::P(E)
- Tries
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- R(e);::S(G)
- R(e);::QAR2(H)
- S(b);::QAR2(H)
- Refutation
- S(b);XS(G)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- R(e);::S(G)
- R(e);::QAR2(H)
- Refutation
- S(b);
- Try
- S(J);CHECK
- Vars
- K(f);S_FLIGHT::R(I)
- Refutation
- P(k);XS(J)
- Try
- S(J);XP(k)
- Threat
- QAR2(H)
- Vars
- R(c);OGATE,XP(E)::R(A)+P(C),XR(c)
- B(a);OGATE,XP(D)::R(A)+P(C),XB(a)
- S(b);N_GUARD::P(D)
- S(g);N_GUARD::P(E)
- Refutation
- S(g);
- Try
- R(I);
- Threat
- S(J)
- Vars
- S(b);N_GUARD::P(D)
- S(g);N_GUARD::P(E)
- Refutation
- P(j);XR(I)
- Try
- Q(H);
- Threat
- DUALS(7)
- Vars
- R(c);OGATE,XP(E)::R(A)+P(C),XR(c)
- B(a);OGATE,XP(D)::R(A)+P(C),XB(a)
- P(i);OGATE,P_SPINP(i),XS(G)::QAR1(H),XP(i)
- S(b);::QAR(H)+S(G),XS(b)
- B(l);SBLOCK::QAR2(H)
- Refutation
- R(e);
- Try
- P(C);
- Threat
- QAR1(H),XP(i)
- Vars
- P(i);XS(G)::QAR1(H)
- S(b);OGATE::R(A)+P(C)DCHECK,XS(b)
- S(b);N_GUARD::P(D)
- S(g);OGATE::R(A)+P(C)DCHECK,XS(g)
- S(g);N_GUARD::P(E)
- Refutation
- B(l);
- Try
- Actual
- P(C);
- Threat
- S(J)
- Vars
- P(i);OGATE,XS(G)::R(A)+P(C),XP(i)
- R(e);OGATE::R(A)+P(C),XR(e)
- S(b);N_GUARD::P(D)
- S(g);N_GUARD::P(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).