MESON Chess Problem Database
Problem Display
PID: 147027 (3nbNNr/7P/R6R/Q1BB1nkP/5p2/7K/8/8 w - - 0 1)
Bicknell, Stephen
Australian Chess Problem Magazine, 1995
#2
10 + 6
SOLUTION
- SOUND
- Sets
- 1...Rxh7
- 2.Sxh7#
- 1...Ba4
- 2.Rag6#
- 1...Bb5
- 2.Rag6#
- 1...Bg6
- 2.Raxg6#
- 1...Bd7
- 2.Rag6#
- 1...Sc6
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sb7
- 2.Se6#
- 1...Sf7
- 2.Se6#
- 2.Rag6#
- 1...Rxh7
- Tries
- 1.Bh1?
- threat
- 2.Be7#
- 1...Rxh7
- 2.Sxh7#
- 1...Se7
- 2.Bxe7#
- 1...f3
- 2.Be3#
- 1...Bb5
- 2.Rag6#
- 1...Sc6
- 2.Se6#
- 1...Sd6!
- threat
- 1.Ba2?
- threat
- 2.Be7#
- 1...Rxh7
- 2.Sxh7#
- 1...Se7
- 2.Bxe7#
- 1...f3
- 2.Be3#
- 1...Bb5
- 2.Rag6#
- 1...Sc6
- 2.Se6#
- 1...Sd6!
- threat
- 1.Bg2?
- threat
- 2.Be7#
- 1...Rxh7
- 2.Sxh7#
- 1...Se7
- 2.Bxe7#
- 1...f3
- 2.Be3#
- 1...Bb5
- 2.Rag6#
- 1...Sc6
- 2.Se6#
- 1...Sd6!
- threat
- 1.Bb3?
- threat
- 2.Be7#
- 1...Rxh7
- 2.Sxh7#
- 1...Se7
- 2.Bxe7#
- 1...f3
- 2.Be3#
- 1...Bb5
- 2.Rag6#
- 1...Sc6
- 2.Se6#
- 1...Sd6!
- threat
- 1.Bf3?
- threat
- 2.Be7#
- 1...Rxh7
- 2.Sxh7#
- 1...Se7
- 2.Bxe7#
- 1...Bb5
- 2.Rag6#
- 2.Rhg6#
- 1...Sc6
- 2.Se6#
- 1...Sd6!
- threat
- 1.Bc4?
- threat
- 2.Be7#
- 1...Rxh7
- 2.Sxh7#
- 1...Se7
- 2.Bxe7#
- 1...f3
- 2.Be3#
- 1...Bb5
- 2.Rag6#
- 1...Sc6
- 2.Se6#
- 1...Sd6!
- threat
- 1.Bc6?
- threat
- 2.Be7#
- 1...Rxh7
- 2.Sxh7#
- 1...Sxc6
- 2.Se6#
- 1...Sd6
- 2.Bxd6#
- 1...Se7
- 2.Bxe7#
- 1...f3
- 2.Be3#
- 1...Rxg8!
- threat
- 1.Bb7?
- threat
- 2.Be7#
- 1...Rxh7
- 2.Sxh7#
- 1...Se7
- 2.Bxe7#
- 1...f3
- 2.Be3#
- 1...Bb5
- 2.Rag6#
- 1...Sc6
- 2.Se6#
- 1...Sd6!
- threat
- 1.Bf7?
- threat
- 2.Be7#
- 2.Rag6#
- 1...Rxg8
- 2.Be7#
- 1...Bxf7
- 2.Be7#
- 1...Sxh6
- 2.Be7#
- 1...Se3
- 2.Be7#
- 1...Sg3
- 2.Be7#
- 1...Sd4
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Sg7
- 2.Be7#
- 1...f3
- 2.Be3#
- 1...Bb5
- 2.Rag6#
- 1...Bc6
- 2.Be7#
- 1...Sc6
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 2.Be7#
- 1...Sd6!
- threat
- 1.Ba8?
- threat
- 2.Be7#
- 1...Rxh7
- 2.Sxh7#
- 1...Se7
- 2.Bxe7#
- 1...f3
- 2.Be3#
- 1...Bb5
- 2.Rag6#
- 1...Sc6
- 2.Se6#
- 1...Sd6!
- threat
- 1.Rhg6+?
- 1...Kxh5
- 2.Sf6#
- 2.Bf3#
- 1...Bxg6!
- 1...Kxh5
- 1.Bh1?
- Keys
- 1.Be4!
- threat
- 2.Be7#
- 1...Rxh7
- 2.Sxh7#
- 1...f3
- 2.Be3#
- 1...Bb5
- 2.Rag6#
- 1...Sd6
- 2.Qxd8#
- 1...Se7
- 2.Bxe7#
- 1...Sc6
- 2.Se6#
- threat
- 1.Be4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- R(f);XP(H)::S(I),XR(f)
- B(e);N_GUARD::R1(F)
- B(e);N_GUARD::R1(F),XB(e)
- S(d);N_GUARD::S(I)
- S(d);N_GUARD::S(I),XS(d)
- Tries
- Try
- B(D);
- Threat
- B(C)
- Vars
- R(f);XP(H)::S(I),XR(f)
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- P(a);OGATEB::B(C)
- B(e);N_GUARD::R1(F)
- S(d);N_GUARD::S(I)
- Refutation
- S(b);
- Try
- B(D);
- Threat
- B(C)
- Vars
- R(f);XP(H)::S(I),XR(f)
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- P(a);OGATEB::B(C)
- B(e);N_GUARD::R1(F)
- S(d);N_GUARD::S(I)
- Refutation
- S(b);
- Try
- B(D);
- Threat
- B(C)
- Vars
- R(f);XP(H)::S(I),XR(f)
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- P(a);OGATEB::B(C)
- B(e);N_GUARD::R1(F)
- S(d);N_GUARD::S(I)
- Refutation
- S(b);
- Try
- B(D);
- Threat
- B(C)
- Vars
- R(f);XP(H)::S(I),XR(f)
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- P(a);OGATEB::B(C)
- B(e);N_GUARD::R1(F)
- S(d);N_GUARD::S(I)
- Refutation
- S(b);
- Try
- B(D);
- Threat
- B(C)
- Vars
- R(f);XP(H)::S(I),XR(f)
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- S(d);N_GUARD::S(I)
- Refutation
- S(b);
- Try
- B(D);
- Threat
- B(C)
- Vars
- R(f);XP(H)::S(I),XR(f)
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- P(a);OGATEB::B(C)
- B(e);N_GUARD::R1(F)
- S(d);N_GUARD::S(I)
- Refutation
- S(b);
- Try
- B(D);
- Threat
- B(C)
- Vars
- R(f);XP(H)::S(I),XR(f)
- S(d);N_GUARD,XB(D)::S(I)
- S(b);OGATEB::QAR(B)+B(C),XS(b)
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- P(a);OGATEB::B(C)
- Refutation
- R(f);XS(J)
- Try
- B(D);
- Threat
- B(C)
- Vars
- R(f);XP(H)::S(I),XR(f)
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- P(a);OGATEB::B(C)
- B(e);N_GUARD::R1(F)
- S(d);N_GUARD::S(I)
- Refutation
- S(b);
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(f);XS(J)::B(C)
- B(e);XB(D)::B(C)
- S(b);XR(G)::QAR(B)+B(C),DCHECK
- S(b);::QAR(B)+B(C),DCHECK
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- P(a);OGATEB::B(C)
- B(e);::R1(F)
- B(e);::B(C)
- S(d);N_GUARD::S(I)
- Refutation
- S(b);
- Try
- B(D);
- Threat
- B(C)
- Vars
- R(f);XP(H)::S(I),XR(f)
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- P(a);OGATEB::B(C)
- B(e);N_GUARD::R1(F)
- S(d);N_GUARD::S(I)
- Refutation
- S(b);
- Try
- R(G);CHECK
- Refutation
- B(e);XR(G)
- Try
- Actual
- B(D);
- Threat
- B(C)
- Vars
- R(f);XP(H)::S(I),XR(f)
- P(a);OGATEB::B(C)
- B(e);N_GUARD::R1(F)
- S(b);N_GUARD::QAB(B),XS(d)
- S(b);::QAR(B)+B(C),DCHECK,XS(b)
- S(d);N_GUARD::S(I)
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).