MESON Chess Problem Database
Problem Display
PID: 149427 (6K1/8/4pQ2/5p2/4BkP1/1Rn1RbnP/5P2/6B1 w - - 0 1)
Ouellet, Charles
The Problemist, 2012
#2
9 + 6
SOLUTION
- SOUND
- Sets
- 1...Bd1
- 2.fxg3#
- 1...Bh1
- 2.fxg3#
- 1...Be2
- 2.fxg3#
- 1...Bg2
- 2.fxg3#
- 1...Bxe4
- 2.fxg3#
- 1...Bxg4
- 2.fxg3#
- 1...Scxe4
- 2.Rxf3#
- 1...e5
- 2.Qh6#
- 1...Bd1
- Tries
- 1.Bh2?
- threat
- 2.Bxg3#
- 1...Sxe4
- 2.Rxf3#
- 1...Se2!
- threat
- 1.Bb1?
- threat
- 2.Qh6#
- 1...Be4
- 2.fxg3#
- 1...Sce4
- 2.Rxf3#
- 1...Sge4!
- threat
- 1.Bc2?
- threat
- 2.Qh6#
- 1...Be4
- 2.fxg3#
- 1...Sce4
- 2.Rxf3#
- 1...Sge4!
- threat
- 1.Bd5?
- threat
- 2.Rxf3#
- 2.Qh6#
- 1...Bxg4
- 2.Qh6#
- 2.fxg3#
- 1...Bxd5
- 2.Qh6#
- 2.fxg3#
- 1...Sxd5
- 2.Qh6#
- 1...exd5
- 2.Qh6#
- 1...Bd1
- 2.Qh6#
- 2.fxg3#
- 1...Bh1
- 2.Qh6#
- 2.fxg3#
- 1...Be2
- 2.Qh6#
- 2.fxg3#
- 1...Bg2
- 2.Qh6#
- 2.fxg3#
- 1...Be4
- 2.fxg3#
- 1...Sce4
- 2.Rxf3#
- 1...Sge4!
- threat
- 1.Bc6?
- threat
- 2.Rxf3#
- 2.Qh6#
- 1...Bxg4
- 2.Qh6#
- 2.fxg3#
- 1...Bxc6
- 2.Qh6#
- 2.fxg3#
- 1...Bd1
- 2.Qh6#
- 2.fxg3#
- 1...Bh1
- 2.Qh6#
- 2.fxg3#
- 1...Be2
- 2.Qh6#
- 2.fxg3#
- 1...Bg2
- 2.Qh6#
- 2.fxg3#
- 1...Be4
- 2.fxg3#
- 1...Bd5
- 2.Qh6#
- 2.fxg3#
- 1...Sce4
- 2.Rxf3#
- 1...Sd5
- 2.Qh6#
- 1...Sge4!
- threat
- 1.Bb7?
- threat
- 2.Rxf3#
- 2.Qh6#
- 1...Bxg4
- 2.Qh6#
- 2.fxg3#
- 1...Bxb7
- 2.Qh6#
- 2.fxg3#
- 1...Bd1
- 2.Qh6#
- 2.fxg3#
- 1...Bh1
- 2.Qh6#
- 2.fxg3#
- 1...Be2
- 2.Qh6#
- 2.fxg3#
- 1...Bg2
- 2.Qh6#
- 2.fxg3#
- 1...Be4
- 2.fxg3#
- 1...Bd5
- 2.Qh6#
- 2.fxg3#
- 1...Bc6
- 2.Qh6#
- 2.fxg3#
- 1...Sce4
- 2.Rxf3#
- 1...Sd5
- 2.Qh6#
- 1...Sge4!
- threat
- 1.Ba8?
- threat
- 2.Rxf3#
- 2.Qh6#
- 1...Bxg4
- 2.Qh6#
- 2.fxg3#
- 1...Bxa8
- 2.Qh6#
- 2.fxg3#
- 1...Bd1
- 2.Qh6#
- 2.fxg3#
- 1...Bh1
- 2.Qh6#
- 2.fxg3#
- 1...Be2
- 2.Qh6#
- 2.fxg3#
- 1...Bg2
- 2.Qh6#
- 2.fxg3#
- 1...Be4
- 2.fxg3#
- 1...Bd5
- 2.Qh6#
- 2.fxg3#
- 1...Bc6
- 2.Qh6#
- 2.fxg3#
- 1...Bb7
- 2.Qh6#
- 2.fxg3#
- 1...Sce4
- 2.Rxf3#
- 1...Sd5
- 2.Qh6#
- 1...Sge4!
- threat
- 1.Rb4?
- threat
- 2.Rxf3#
- 1...Bxe4
- 2.fxg3#
- 1...Bxg4
- 2.fxg3#
- 1...Sgxe4
- 2.Bh2#
- 1...Bd1
- 2.fxg3#
- 1...Bh1
- 2.fxg3#
- 1...Be2
- 2.fxg3#
- 1...Bg2
- 2.fxg3#
- 1...Scxe4!
- threat
- 1.Bh2?
- Keys
- 1.Bxf5!
- threat
- 2.Qh6#
- 1...Bxg4
- 2.fxg3#
- 1...Sxf5
- 2.Bh2#
- 1...Sge4
- 2.Bxe4#
- 1...Be4
- 2.fxg3#
- 1...Sce4
- 2.Rxf3#
- threat
- 1.Bxf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- B(b);::P(B),XS(c)
- B(b);XB(F)::P(B),XS(c)
- B(b);XP(G)::P(B),XS(c)
- S(a);SBLOCK,XB(F)::R1(D),XB(b)
- P(f);SBLOCK::QAB(H)
- Tries
- Try
- B(A);P_PINS(c)
- Threat
- B(A),XS(c)
- Vars
- S(a);SBLOCK,XB(F)::R1(D),XB(b)
- Refutation
- S(a);
- Try
- B(F);
- Threat
- QAB(H)
- Vars
- B(b);::P(B),XS(c)
- S(a);::R1(D),XB(b)
- Refutation
- S(c);
- Try
- B(F);
- Threat
- QAB(H)
- Vars
- B(b);::P(B),XS(c)
- S(a);::R1(D),XB(b)
- Refutation
- S(c);
- Try
- B(F);
- Threat
- DUALS(2)
- Vars
- S(a);XB(F)::QAB(H)
- P(f);XB(F)::QAB(H)
- B(b);::P(B),XS(c)
- S(a);::R1(D),XB(b)
- Refutation
- S(c);
- Try
- B(F);
- Threat
- DUALS(2)
- Vars
- B(b);::P(B),XS(c)
- S(a);::R1(D),XB(b)
- S(a);::QAB(H)
- Refutation
- S(c);
- Try
- B(F);
- Threat
- DUALS(2)
- Vars
- B(b);::P(B),XS(c)
- S(a);::R1(D),XB(b)
- S(a);::QAB(H)
- Refutation
- S(c);
- Try
- B(F);
- Threat
- DUALS(2)
- Vars
- B(b);::P(B),XS(c)
- S(a);::R1(D),XB(b)
- S(a);::QAB(H)
- Refutation
- S(c);
- Try
- R(C);
- Threat
- R1(D),XB(b)
- Vars
- B(b);P_SPINB(b),XB(F)::P(B),XS(c)
- B(b);XP(G)::P(B),XS(c)
- S(c);OGATEB,P_SPINS(c),XB(F)::B(A)
- B(b);::P(B),XS(c)
- Refutation
- S(a);P_SPINS(a),XB(F)
- Try
- Actual
- B(F);XP(e)
- Threat
- QAB(H)
- Vars
- B(b);XP(G)::P(B),XS(c)
- S(c);OGATEB,P_SPINS(c),XB(F)::B(A)
- S(c);N_GUARD::QAR(H)+B(F),XS(c)
- B(b);::P(B),XS(c)
- S(a);::R1(D),XB(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).