MESON Chess Problem Database
Problem Display
PID: 263097 (K5N1/4p2B/7p/5NBk/R4prp/7Q/8/8 w - - 0 1)
Moen, Kabe
8th Comm., SuperProblem, 2020
#2
7 + 6
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rg1
- 2.Qxh4#
- 1...Rg2
- 2.Qxh4#
- 1...Rg3
- 2.Qxh4#
- 1...Rxg5
- 2.Qxh4#
- 1...f3
- 2.Qxg4#
- 1...hxg5
- 2.Sg7#
- 1...Rg1
- Tries
- 1.Se3?
- threat
- 2.Qxg4#
- 1...Kxg5
- 2.Qxg4#
- 1...Rg1
- 2.Qxh4#
- 1...Rg2
- 2.Qxh4#
- 1...Rg3
- 2.Qxh4#
- 1...Rxg5!
- threat
- 1.Sg3+?
- 1...Rxg3
- 2.Qxh4#
- 1...fxg3
- 2.Qxg4#
- 1...Kxg5!
- 1...Rxg3
- 1.Sfxh6?
- threat
- 2.Qxg4#
- 1...Kxg5
- 2.Qxg4#
- 1...Rg1
- 2.Qxh4#
- 1...Rg2
- 2.Qxh4#
- 1...Rg3
- 2.Qxh4#
- 1...Rxg5!
- threat
- 1.Sgxh6?
- threat
- 2.Qxg4#
- 1...Rxg5
- 2.Qxh4#
- 1...Rg1
- 2.Qxh4#
- 1...Rg2
- 2.Qxh4#
- 1...Rg3
- 2.Qxh4#
- 1...Kxg5!
- threat
- 1.Sgxe7?
- 1...Rxg5
- 2.Qxh4#
- 1...hxg5
- 2.Bg6#
- 1...Rg1
- 2.Qxh4#
- 1...Rg2
- 2.Qxh4#
- 1...Rg3
- 2.Qxh4#
- 1...f3
- 2.Qxg4#
- 1...Kxg5!
- 1...Rxg5
- 1.Bxh6?
- 1...e5
- 2.Sf6#
- 1...Rg1
- 2.Qxh4#
- 1...Rg2
- 2.Qxh4#
- 1...Rg3
- 2.Qxh4#
- 1...Rg5
- 2.Qxh4#
- 1...Rg6
- 2.Qxh4#
- 1...Rg7
- 2.Sxg7#
- 2.Qxh4#
- 1...f3
- 2.Qxg4#
- 1...e6
- 2.Sf6#
- 1...Rxg8+!
- 1...e5
- 1.Bxe7?
- 1...Rg1
- 2.Qxh4#
- 1...Rg2
- 2.Qxh4#
- 1...Rg3
- 2.Qxh4#
- 1...Rg5
- 2.Sf6#
- 2.Qxh4#
- 1...Rg6
- 2.Qxh4#
- 1...Rg7
- 2.Sxg7#
- 2.Qxh4#
- 1...f3
- 2.Qxg4#
- 1...Rxg8+!
- 1...Rg1
- 1.Rxf4?
- threat
- 2.Qxg4#
- 1...Kxg5
- 2.Qxg4#
- 1...Rxg5
- 2.Rxh4#
- 2.Qxh4#
- 1...Rg1
- 2.Qxh4#
- 1...Rg2
- 2.Qxh4#
- 1...Rg3
- 2.Qxh4#
- 1...Rxf4!
- threat
- 1.Ra5?
- threat
- 2.Sg7#
- 1...Kxg5
- 2.Sfxe7#
- 1...e5!
- threat
- 1.Se3?
- Keys
- 1.Sfxe7!
- 1...Kxg5
- 2.Ra5#
- 1...Rxg5
- 2.Sf6#
- 1...hxg5
- 2.Bg6#
- 1...Rg1
- 2.Qxh4#
- 1...Rg2
- 2.Qxh4#
- 1...Rg3
- 2.Qxh4#
- 1...f3
- 2.Qxg4#
- 1...Kxg5
- 1.Sfxe7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::QAR1(A),XP(c)
- R(b);N_GUARD,XB(D)::QAR1(A),XP(c)
- P(a);::QAB1(A),XR(b)
- P(e);SBLOCK,XB(D)::S(C)
- Tries
- Try
- S(C);
- Threat
- QAB1(A),XR(b)
- Vars
- K(d);N_SPINP(c),P-FLIGHT,XB(D)::QAR1(A),XR(b)
- R(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- R(b);XB(D)
- Try
- S(C);CHECK
- Vars
- R(b);XS(C)::QAR1(A),XP(c)
- P(a);XS(C)::QAB1(A),XR(b)
- Refutation
- K(d);N_SPINP(c),P-FLIGHT,XB(D)
- Try
- S(C);XP(e)
- Threat
- QAB1(A),XR(b)
- Vars
- K(d);N_SPINP(c),P-FLIGHT,XB(D)::QAR1(A),XR(b)
- R(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- R(b);XB(D)
- Try
- S(G);XP(e)
- Threat
- QAB1(A),XR(b)
- Vars
- R(b);N_GUARD,XB(D)::QAR1(A),XP(c)
- R(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(d);N_SPINP(c),P-FLIGHT,XB(D)
- Try
- S(G);XP(f)
- Vars
- R(b);N_GUARD,XB(D)::QAR1(A),XP(c)
- P(e);SBLOCK,XB(D)::B(E)
- R(b);N_GUARD::QAR1(A),XP(c)
- P(a);::QAB1(A),XR(b)
- Refutation
- K(d);N_SPINP(c),P-FLIGHT,XB(D)
- Try
- B(D);XP(e)
- Vars
- P(f);N_GUARD::S(G)
- R(b);N_GUARD::QAR1(A),XP(c)
- P(a);::QAB1(A),XR(b)
- Refutation
- R(b);CHECK,XS(G)
- Try
- B(D);XP(f)
- Vars
- R(b);N_GUARD::QAR1(A),XP(c)
- P(a);::QAB1(A),XR(b)
- Refutation
- R(b);CHECK,XS(G)
- Try
- R(B);XP(a)
- Threat
- QAB1(A),XR(b)
- Vars
- K(d);N_SPINP(c),P-FLIGHT,XB(D)::QAR1(A),XR(b)
- R(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- R(b);XR(B)
- Try
- R(B);
- Threat
- S(C)
- Vars
- K(d);N_SPINP(c),P-FLIGHT,XB(D)::R(B)+S(C),XP(f)
- Refutation
- P(f);
- Try
- Actual
- S(C);XP(f)
- Vars
- K(d);N_SPINP(c),OGATEB,P-FLIGHT,XB(D)::R(B)
- R(b);SBLOCK,XB(D)::S(G)
- P(e);SBLOCK,XB(D)::B(E)
- R(b);N_GUARD::QAR1(A),XP(c)
- P(a);::QAB1(A),XR(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).