MESON Chess Problem Database
Problem Display
PID: 93819 (7r/1p2BQ1b/1K2n1p1/3N1N1k/4n3/3p4/8/5BR1 w - - 0 1)
Kratochvil, Karel
Sachove umeni (Ceskoslovensky sach), 1954
#2
7 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra8
- 2.Qxh7#
- 1...Rb8
- 2.Qxh7#
- 1...Rc8
- 2.Qxh7#
- 1...Rd8
- 2.Qxh7#
- 1...Re8
- 2.Qxh7#
- 1...Rf8
- 2.Qxh7#
- 1...Rg8
- 2.Qxh7#
- 1...Bg8
- 2.Qxg6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4c5
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6c5
- 2.Sf4#
- 1...S6g5
- 2.Sf4#
- 1...Sc7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...d2
- 2.Be2#
- 1...Ra8
- Tries
- 1.Sg3+?
- 1...Kg4
- 2.Se3#
- 1...Kh6
- 2.Rh1#
- 1...Sxg3!
- 1...Kg4
- 1.Sg7+?
- 1...Kh6
- 2.Rh1#
- 1...Sxg7!
- 1...Kh6
- 1.Bxd3?
- threat
- 2.Be2#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6g5
- 2.Sf4#
- 1...Sg3!
- threat
- 1.Bh3?
- threat
- 2.Bg4#
- 1...Sf2
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sg3!
- threat
- 1.Ba3?
- 1...Ra8
- 2.Qxh7#
- 1...Rb8
- 2.Qxh7#
- 1...Rc8
- 2.Qxh7#
- 1...Rd8
- 2.Qxh7#
- 1...Re8
- 2.Qxh7#
- 1...Rf8
- 2.Qxh7#
- 1...Rg8
- 2.Qxh7#
- 1...Bg8
- 2.Qxg6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4c5
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6c5
- 2.Sf4#
- 1...S6g5
- 2.Sf4#
- 1...Sc7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...d2
- 2.Be2#
- 1...Sg3!
- 1...Ra8
- 1.Bb4?
- 1...Ra8
- 2.Qxh7#
- 1...Rb8
- 2.Qxh7#
- 1...Rc8
- 2.Qxh7#
- 1...Rd8
- 2.Qxh7#
- 1...Re8
- 2.Qxh7#
- 1...Rf8
- 2.Qxh7#
- 1...Rg8
- 2.Qxh7#
- 1...Bg8
- 2.Qxg6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4c5
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6c5
- 2.Sf4#
- 1...S6g5
- 2.Sf4#
- 1...Sc7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...d2
- 2.Be2#
- 1...Sg3!
- 1...Ra8
- 1.Bc5?
- 1...S4xc5
- 2.Sf6#
- 1...S6xc5
- 2.Sf4#
- 1...Ra8
- 2.Qxh7#
- 1...Rb8
- 2.Qxh7#
- 1...Rc8
- 2.Qxh7#
- 1...Rd8
- 2.Qxh7#
- 1...Re8
- 2.Qxh7#
- 1...Rf8
- 2.Qxh7#
- 1...Rg8
- 2.Qxh7#
- 1...Bg8
- 2.Qxg6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6g5
- 2.Sf4#
- 1...Sc7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...d2
- 2.Be2#
- 1...Sg3!
- 1...S4xc5
- 1.Bd6?
- 1...Sxd6
- 2.Sf6#
- 1...Ra8
- 2.Qxh7#
- 1...Rb8
- 2.Qxh7#
- 1...Rc8
- 2.Qxh7#
- 1...Rd8
- 2.Qxh7#
- 1...Re8
- 2.Qxh7#
- 1...Rf8
- 2.Qxh7#
- 1...Rg8
- 2.Qxh7#
- 1...Bg8
- 2.Qxg6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4c5
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6c5
- 2.Sf4#
- 1...S6g5
- 2.Sf4#
- 1...Sc7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...d2
- 2.Be2#
- 1...Sg3!
- 1...Sxd6
- 1.Bd8?
- 1...Rxd8
- 2.Qxh7#
- 1...Sxd8
- 2.Sf4#
- 1...Re8
- 2.Qxh7#
- 1...Rf8
- 2.Qxh7#
- 1...Rg8
- 2.Qxh7#
- 1...Bg8
- 2.Qxg6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4c5
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6c5
- 2.Sf4#
- 1...S6g5
- 2.Sf4#
- 1...Sc7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...d2
- 2.Be2#
- 1...Sg3!
- 1...Rxd8
- 1.Bf8?
- 1...Rxf8
- 2.Qxh7#
- 1...Sxf8
- 2.Sf4#
- 1...Rg8
- 2.Qxh7#
- 1...Bg8
- 2.Qxg6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4c5
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6c5
- 2.Sf4#
- 1...S6g5
- 2.Sf4#
- 1...Sc7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...d2
- 2.Be2#
- 1...Sg3!
- 1...Rxf8
- 1.Rg2?
- 1...Ra8
- 2.Qxh7#
- 1...Rb8
- 2.Qxh7#
- 1...Rc8
- 2.Qxh7#
- 1...Rd8
- 2.Qxh7#
- 1...Re8
- 2.Qxh7#
- 1...Rf8
- 2.Qxh7#
- 1...Rg8
- 2.Qxh7#
- 1...Bg8
- 2.Qxg6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4c5
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6c5
- 2.Sf4#
- 1...S6g5
- 2.Sf4#
- 1...Sc7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...d2
- 2.Be2#
- 1...Sg3!
- 1...Ra8
- 1.Rg3?
- 1...Ra8
- 2.Qxh7#
- 1...Rb8
- 2.Qxh7#
- 1...Rc8
- 2.Qxh7#
- 1...Rd8
- 2.Qxh7#
- 1...Re8
- 2.Qxh7#
- 1...Rf8
- 2.Qxh7#
- 1...Rg8
- 2.Qxh7#
- 1...Bg8
- 2.Qxg6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4c5
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6c5
- 2.Sf4#
- 1...S6g5
- 2.Sf4#
- 1...Sc7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...d2
- 2.Be2#
- 1...Sxg3!
- 1...Ra8
- 1.Rg4?
- threat
- 2.Rh4#
- 1...Sf6
- 2.Sxf6#
- 1...Kxg4!
- threat
- 1.Rg5+?
- 1...S4xg5
- 2.Sf6#
- 1...S6xg5!
- 1...S4xg5
- 1.Rxg6?
- threat
- 2.Rg5#
- 1...S4g5
- 2.Sf6#
- 2.Rxg5#
- 1...S6g5
- 2.Rxg5#
- 1...Sf6
- 2.Sxf6#
- 1...Bxg6!
- threat
- 1.Qxe6?
- threat
- 2.Sf4#
- 1...g5
- 2.Qh6#
- 1...Sg3!
- threat
- 1.Qf6?
- threat
- 2.Qh4#
- 1...Sxf6
- 2.Sxf6#
- 1...S6g5
- 2.Sf4#
- 1...g5
- 2.Qh6#
- 1...S4g5!
- threat
- 1.Qg7?
- threat
- 2.Qh6#
- 1...Sxg7
- 2.Sf4#
- 1...gxf5
- 2.Rh1#
- 1...Bg8
- 2.Qxg6#
- 1...Sg3!
- threat
- 1.Sg3+?
- Keys
- 1.Bh4!
- 1...Sg3
- 2.Sf6#
- 1...Ra8
- 2.Qxh7#
- 1...Rb8
- 2.Qxh7#
- 1...Rc8
- 2.Qxh7#
- 1...Rd8
- 2.Qxh7#
- 1...Re8
- 2.Qxh7#
- 1...Rf8
- 2.Qxh7#
- 1...Rg8
- 2.Qxh7#
- 1...Bg8
- 2.Qxg6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...S4c5
- 2.Sf6#
- 1...S4g5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...S6c5
- 2.Sf4#
- 1...S6g5
- 2.Sf4#
- 1...Sc7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...d2
- 2.Be2#
- 1...Sg3
- 1.Bh4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(h);N_GUARD::QAR2(G),XB(g)
- B(g);N_GUARD::QAB1(G),XP(e)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(a);N_GUARD::B(A)
- Tries
- Try
- S(D);CHECK
- Vars
- K(c);N_SPINP(e),S_FLIGHT::S(C)
- K(c);N_SPINP(e),P-FLIGHT::R(B)
- Refutation
- S(b);XS(D)
- Try
- S(D);CHECK
- Vars
- K(c);N_SPINP(e),P-FLIGHT::R(B)
- Refutation
- S(d);XS(D)
- Try
- B(A);XP(a)
- Threat
- B(A)
- Vars
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- S(b);
- Try
- B(A);
- Threat
- B(A)
- Vars
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- Refutation
- S(b);
- Try
- B(F);
- Vars
- R(h);N_GUARD::QAR2(G),XB(g)
- B(g);N_GUARD::QAB1(G),XP(e)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(a);N_GUARD::B(A)
- Refutation
- S(b);
- Try
- B(F);
- Vars
- R(h);N_GUARD::QAR2(G),XB(g)
- B(g);N_GUARD::QAB1(G),XP(e)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(a);N_GUARD::B(A)
- Refutation
- S(b);
- Try
- B(F);
- Vars
- S(b);N_GUARD,XB(F)::S(C)
- S(d);N_GUARD,XB(F)::S(C)
- R(h);N_GUARD::QAR2(G),XB(g)
- B(g);N_GUARD::QAB1(G),XP(e)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(a);N_GUARD::B(A)
- Refutation
- S(b);
- Try
- B(F);
- Vars
- S(b);N_GUARD,XB(F)::S(C)
- R(h);N_GUARD::QAR2(G),XB(g)
- B(g);N_GUARD::QAB1(G),XP(e)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(a);N_GUARD::B(A)
- Refutation
- S(b);
- Try
- B(F);
- Vars
- R(h);N_GUARD,XB(F)::QAR2(G),XB(g)
- S(d);N_GUARD,XB(F)::S(C)
- R(h);N_GUARD::QAR2(G),XB(g)
- B(g);N_GUARD::QAB1(G),XP(e)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(a);N_GUARD::B(A)
- Refutation
- S(b);
- Try
- B(F);
- Vars
- R(h);N_GUARD,XB(F)::QAR2(G),XB(g)
- S(d);N_GUARD,XB(F)::S(C)
- R(h);N_GUARD::QAR2(G),XB(g)
- B(g);N_GUARD::QAB1(G),XP(e)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(a);N_GUARD::B(A)
- Refutation
- S(b);
- Try
- R(B);
- Vars
- R(h);N_GUARD::QAR2(G),XB(g)
- B(g);N_GUARD::QAB1(G),XP(e)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(a);N_GUARD::B(A)
- Refutation
- S(b);
- Try
- R(B);
- Vars
- R(h);N_GUARD::QAR2(G),XB(g)
- B(g);N_GUARD::QAB1(G),XP(e)
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(a);N_GUARD::B(A)
- Refutation
- S(b);XR(B)
- Try
- R(B);
- Threat
- R1(B)
- Vars
- S(b);N_GUARD::S(C),XS(b)
- Refutation
- K(c);N_SPINP(e),S_FLIGHT,XR(B)
- Try
- R(B);CHECK
- Vars
- S(b);SBLOCK,XR(B)::S(C)
- Refutation
- S(d);XR(B)
- Try
- R(B);XP(e)
- Threat
- QAB(G)+R(B),DCHECK
- Vars
- S(d);::QAB(G)+R(B),DCHECK,XS(d)
- S(b);N_GUARD::S(C),XS(b)
- Refutation
- B(g);P_SPINB(g),XR(B)
- Try
- Q(G);N_PINP(e),XS(d)
- Threat
- S(C)
- Vars
- P(e);OGATE::QAR1(G)
- Refutation
- S(b);
- Try
- Q(G);N_PINP(e)
- Threat
- QAR1(G)
- Vars
- S(b);XQ(G)::S(C),XS(b)
- S(d);N_GUARD::S(C)
- P(e);OGATE::QAR1(G)
- Refutation
- S(b);
- Try
- Q(G);N_PINP(e)
- Threat
- QAR1(G)
- Vars
- S(d);N_GUARD,XQ(G)::S(C)
- P(e);XS(D)::R(B)
- B(g);N_GUARD::QAB1(G),XP(e)
- Refutation
- S(b);
- Try
- Actual
- B(F);
- Vars
- S(b);N_GUARD::S(C)
- R(h);N_GUARD::QAR2(G),XB(g)
- B(g);N_GUARD::QAB1(G),XP(e)
- S(b);N_GUARD::S(C),XS(b)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(a);N_GUARD::B(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).