MESON Chess Problem Database
Problem Display
PID: 220680 (2K5/Bp6/3pQ2p/4N1b1/4bkr1/5P2/5p1P/5R2 w - - 0 1)
Tucker, FS
British Chess Magazine, 1926
#2
7 + 8
SOLUTION
- SOUND
- Sets
- 1...Bxf3
- 2.Sd3#
- 2.Sg6#
- 1...dxe5
- 2.Qxg4#
- 1...Bxf3
- Tries
- 1.Sd3+?
- 1...Kxf3
- 2.Rxf2#
- 1...Bxd3!
- 1...Kxf3
- 1.Sc4?
- threat
- 2.Qxg4#
- 2.Qxe4#
- 1...Kxf3
- 2.Rxf2#
- 1...Bxf3
- 2.Be3#
- 1...Bh4
- 2.Qxg4#
- 1...Bf6
- 2.Qxg4#
- 1...Be7
- 2.Qxg4#
- 1...Bd8
- 2.Qxg4#
- 1...Rg1
- 2.Qxe4#
- 1...Rg2
- 2.Qxe4#
- 1...Rg3
- 2.Qxe4#
- 1...Rh4
- 2.Qxe4#
- 1...Bb1
- 2.Qxg4#
- 1...Bc2
- 2.Qxg4#
- 1...Bd3
- 2.Qxg4#
- 1...Bd5
- 2.Qxg4#
- 1...Bc6
- 2.Qxg4#
- 1...Bg6
- 2.Qxg4#
- 1...Bh7
- 2.Qxg4#
- 1...d5
- 2.Qxg4#
- 1...h5
- 2.Qxe4#
- 1...Bf5!
- threat
- 1.Sg6+?
- 1...Kxf3
- 2.Rxf2#
- 1...Bxg6!
- 1...Kxf3
- 1.Sf7?
- threat
- 2.Qxg4#
- 2.Qxe4#
- 1...Kxf3
- 2.Rxf2#
- 1...Bxf3
- 2.Be3#
- 1...b6
- 2.Qxe4#
- 1...Rg1
- 2.Qxe4#
- 1...Rg2
- 2.Qxe4#
- 1...Rg3
- 2.Qxe4#
- 1...Rh4
- 2.Qxe4#
- 1...Bb1
- 2.Qxg4#
- 1...Bc2
- 2.Qxg4#
- 1...Bd3
- 2.Qxg4#
- 1...Bd5
- 2.Qxg4#
- 1...Bc6
- 2.Qxg4#
- 1...Bg6
- 2.Qxg4#
- 1...Bh7
- 2.Qxg4#
- 1...d5
- 2.Qxg4#
- 1...h5
- 2.Qxe4#
- 1...Bf5!
- threat
- 1.Sd3+?
- Keys
- 1.Sd7!
- threat
- 2.Qxg4#
- 2.Qxe4#
- 1...Kxf3
- 2.Rxf2#
- 1...Bxf3
- 2.Be3#
- 1...Bh4
- 2.Qxg4#
- 1...Bf6
- 2.Qxg4#
- 1...Be7
- 2.Qxg4#
- 1...Bd8
- 2.Qxg4#
- 1...b6
- 2.Qxe4#
- 1...Bf5
- 2.Qe3#
- 1...Rg1
- 2.Qxe4#
- 1...Rg2
- 2.Qxe4#
- 1...Rg3
- 2.Qxe4#
- 1...Rh4
- 2.Qxe4#
- 1...Bb1
- 2.Qxg4#
- 1...Bc2
- 2.Qxg4#
- 1...Bd3
- 2.Qxg4#
- 1...Bd5
- 2.Qxg4#
- 1...Bc6
- 2.Qxg4#
- 1...Bg6
- 2.Qxg4#
- 1...Bh7
- 2.Qxg4#
- 1...d5
- 2.Qxg4#
- 1...h5
- 2.Qxe4#
- threat
- 1.Sd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 21
- REMOVED MATES = 1
- Sets
- P(f);SBLOCK,XS(D)::QAR1(E),XR(d)
- Tries
- Try
- S(D);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINP(a),XP(C)::R1(A),XP(a)
- Refutation
- B(b);XS(D)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- K(c);OGATEB,P-FLIGHT,P_SPINP(a),XP(C)::R1(A),XP(a)
- B(b);SBLOCK,XP(C)::B(F)
- B(e);::QAR1(E),XR(d)
- R(d);::QAR1(E),XB(b)
- B(b);::QAR1(E),XR(d)
- P(f);::QAR1(E),XR(d)
- P(g);::QAR1(E),XB(b)
- Refutation
- B(b);P_PINQ(E)
- Try
- S(D);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINP(a),XP(C)::R1(A),XP(a)
- Refutation
- B(b);XS(D)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- K(c);OGATEB,P-FLIGHT,P_SPINP(a),XP(C)::R1(A),XP(a)
- B(b);SBLOCK,XP(C)::B(F)
- P(h);::QAR1(E),XB(b)
- R(d);::QAR1(E),XB(b)
- B(b);::QAR1(E),XR(d)
- P(f);::QAR1(E),XR(d)
- P(g);::QAR1(E),XB(b)
- Refutation
- B(b);P_PINQ(E)
- Try
- Actual
- S(D);
- Threat
- DUALS(2)
- Vars
- K(c);OGATEB,P-FLIGHT,P_SPINP(a),XP(C)::R1(A),XP(a)
- B(b);SBLOCK,XP(C)::B(F)
- B(e);::QAR1(E),XR(d)
- P(h);::QAR1(E),XB(b)
- B(b);OGATE,SBLOCK::QAB1(E)
- R(d);::QAR1(E),XB(b)
- B(b);::QAR1(E),XR(d)
- P(f);::QAR1(E),XR(d)
- P(g);::QAR1(E),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).