MESON Chess Problem Database
Problem Display
PID: 9787 (3B4/1N3p2/4P3/1R1Pk3/3p4/3PN1P1/8/1B2RK2 w - - 0 1)
Chandler, Guy Wills
Western Daily Mercury, 1909
#2
11 + 3
SOLUTION
- SOUND
- Sets
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sd1#
- 2.Sc2#
- 2.Sg2#
- 2.Sc4#
- 2.Sg4#
- 1...f6
- 2.Bc7#
- 1...fxe6
- Tries
- 1.Kg1?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Sg2#
- 2.Sc4#
- 2.Sg4#
- 1...f6
- 2.Bc7#
- 1...dxe3!
- 1...fxe6
- 1.Ke2?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sc4#
- 1...f6
- 2.Bc7#
- 1...dxe3!
- 1...fxe6
- 1.Kf2?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Sg2#
- 2.Sc4#
- 2.Sg4#
- 1...f6
- 2.Bc7#
- 1...dxe3+!
- 1...fxe6
- 1.Kg2?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Sc4#
- 2.Sg4#
- 1...f6
- 2.Bc7#
- 1...dxe3!
- 1...fxe6
- 1.Sa5?
- threat
- 2.Sac4#
- 1...Kd6
- 2.Sec4#
- 2.Sf5#
- 2.Sac4#
- 1...dxe3!
- threat
- 1.Sd6?
- threat
- 2.Sec4#
- 2.Sef5#
- 2.Sdc4#
- 2.Sxf7#
- 1...Kxd6
- 2.Sc4#
- 2.Sf5#
- 1...fxe6
- 2.Sec4#
- 2.Sef5#
- 2.Sdc4#
- 2.Sf7#
- 1...f5
- 2.Sec4#
- 2.Sexf5#
- 2.Sdc4#
- 2.Sf7#
- 1...f6
- 2.Sec4#
- 2.Sef5#
- 2.Sdc4#
- 2.Sf7#
- 1...dxe3!
- threat
- 1.Bc2?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sd1#
- 2.Sg2#
- 2.Sc4#
- 2.Sg4#
- 1...f6
- 2.Bc7#
- 1...dxe3!
- 1...fxe6
- 1.Bg5?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sd1#
- 2.Sc2#
- 2.Sg2#
- 2.Sc4#
- 2.Sg4#
- 1...f6
- 2.Bf4#
- 1...dxe3!
- 1...fxe6
- 1.Be7?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sd1#
- 2.Sc2#
- 2.Sg2#
- 2.Sc4#
- 2.Sg4#
- 1...f6
- 2.Bd6#
- 1...dxe3!
- 1...fxe6
- 1.Rc1?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sc4#
- 1...f6
- 2.Bc7#
- 1...dxe3!
- 1...fxe6
- 1.Re2?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sd1#
- 2.Sc2#
- 2.Sg2#
- 2.Sc4#
- 2.Sg4#
- 1...f6
- 2.Bc7#
- 1...dxe3!
- 1...fxe6
- 1.Ra5?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sd1#
- 2.Sc2#
- 2.Sg2#
- 2.Sc4#
- 2.Sg4#
- 1...f6
- 2.Bc7#
- 1...dxe3!
- 1...fxe6
- 1.Rc5?
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sd1#
- 2.Sc2#
- 2.Sg2#
- 2.Sc4#
- 2.Sg4#
- 1...f6
- 2.Bc7#
- 1...dxe3!
- 1...fxe6
- 1.Kg1?
- Keys
- 1.Rd1!
- 1...dxe3
- 2.d4#
- 1...fxe6
- 2.d6#
- 1...f5
- 2.Sc4#
- 1...f6
- 2.Bc7#
- 1...dxe3
- 1.Rd1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::B(K)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);P_SPINP(a),XS(E)
- Try
- K(C);S_FLIGHT
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::S(E)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);XS(E)
- Try
- K(C);P-FLIGHT
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);CHECK,P_SPINP(a),XS(E)
- Try
- K(C);S_FLIGHT
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);P_SPINP(a),XS(E)
- Try
- S(J);
- Threat
- S(J)
- Refutation
- P(a);P_SPINP(a),XS(E)
- Try
- S(J);
- Threat
- DUALS(4)
- Refutation
- P(a);P_SPINP(a),XS(E)
- Try
- B(A);
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);P_SPINP(a),XS(E)
- Try
- B(K);
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);P_SPINP(a),XS(E)
- Try
- B(K);
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);P_SPINP(a),XS(E)
- Try
- R(B);
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::S(E)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);XS(E)
- Try
- R(B);
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);P_SPINP(a),XS(E)
- Try
- R(G);
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);P_SPINP(a),XS(E)
- Try
- R(G);
- Vars
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::B(K)
- Refutation
- P(a);P_SPINP(a),XS(E)
- Try
- Actual
- R(B);
- Vars
- P(a);OGATE,XS(E)::P(D)
- P(c);SBLOCK,XP(I)::R(G)+P(H)
- P(c);SBLOCK::S(E)
- P(c);SBLOCK::B(K)
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).