MESON Chess Problem Database
Problem Display
PID: 110305 (2bK4/2Nn4/3p4/3Pk1B1/2rpBR2/1p2Ppr1/1n6/Q3N3 w - - 0 1)
Mlynka, Karol
29 Sahs 23, 1970
#2
9 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rg1
- 2.Sxf3#
- 1...Rg2
- 2.Sxf3#
- 1...Rg4
- 2.Sxf3#
- 1...Rxg5
- 2.Sxf3#
- 1...Sd1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc5
- 2.Bf6#
- 1...Sb6
- 2.Bf6#
- 1...Sf6
- 2.Bxf6#
- 1...Sb8
- 2.Bf6#
- 1...Sf8
- 2.Bf6#
- 1...d3
- 2.Sxd3#
- 1...Rg1
- Tries
- 1.Bc2?
- threat
- 2.Rf5#
- 1...Rxg5
- 2.Sxf3#
- 1...Rxc2
- 2.exd4#
- 1...dxe3
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sc5
- 2.Bf6#
- 1...Sb6
- 2.Bf6#
- 1...Sf6
- 2.Bxf6#
- 1...Sb8
- 2.Bf6#
- 1...Sf8
- 2.Bf6#
- 1...d3
- 2.Sxd3#
- 1...bxc2!
- threat
- 1.Bd3?
- threat
- 2.Rf5#
- 1...Rxg5
- 2.Sxf3#
- 1...Sxd3
- 2.Sxd3#
- 1...Sc5
- 2.Bf6#
- 1...Sb6
- 2.Bf6#
- 1...Sf6
- 2.Bxf6#
- 1...Sb8
- 2.Bf6#
- 1...Sf8
- 2.Bf6#
- 1...dxe3!
- threat
- 1.Bg6?
- threat
- 2.Re4#
- 1...Rxg5
- 2.Sxf3#
- 1...dxe3
- 2.Sd3#
- 1...Rg4
- 2.Sxf3#
- 1...Sc5
- 2.Bf6#
- 1...Sf6
- 2.Bxf6#
- 1...d3
- 2.Sxd3#
- 1...Rxc7!
- threat
- 1.Bh7?
- threat
- 2.Re4#
- 1...Rxg5
- 2.Sxf3#
- 1...dxe3
- 2.Sd3#
- 1...Rg4
- 2.Sxf3#
- 1...Sc5
- 2.Bf6#
- 1...Sf6
- 2.Bxf6#
- 1...d3
- 2.Sxd3#
- 1...Rxc7!
- threat
- 1.Qxb2?
- threat
- 2.Sd3#
- 1...Sc5
- 2.Bf6#
- 1...Rc3!
- threat
- 1.Bc2?
- Keys
- 1.Bb1!
- threat
- 2.Rf5#
- 1...Rxg5
- 2.Sxf3#
- 1...dxe3
- 2.Sd3#
- 1...Rc2
- 2.exd4#
- 1...Sd3
- 2.Sxd3#
- 1...Sc5
- 2.Bf6#
- 1...Sb6
- 2.Bf6#
- 1...Sf6
- 2.Bxf6#
- 1...Sb8
- 2.Bf6#
- 1...Sf8
- 2.Bf6#
- 1...d3
- 2.Sxd3#
- threat
- 1.Bb1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- R(d);N_GUARD::S(B),XP(c)
- R(d);N_GUARD,XB(G)::S(B),XP(c)
- S(a);N_GUARD,P_SPINP(f)::S(B)
- S(a);N_GUARD,P_SPINP(f)::S(B),XS(a)
- S(i);N_GUARD::B(G)
- S(i);N_GUARD::B(G),XS(i)
- P(f);P_SPINS(a)::S(B),XP(f)
- Tries
- Try
- B(D);
- Threat
- R1(E)
- Vars
- R(d);N_GUARD,XB(G)::S(B),XP(c)
- R(e);N_GUARD,XB(D)::P(C),XP(f)
- P(f);P_SPINS(a),XP(C)::S(B)
- S(a);N_GUARD,P_SPINP(f)::S(B),XS(a)
- S(i);N_GUARD::B(G)
- S(i);N_GUARD::B(G),XS(i)
- P(f);P_SPINS(a)::S(B),XP(f)
- Refutation
- P(b);XB(D)
- Try
- B(D);
- Threat
- R1(E)
- Vars
- R(d);N_GUARD,XB(G)::S(B),XP(c)
- S(a);P_SPINP(f),XB(D)::S(B),XS(a)
- S(i);N_GUARD::B(G)
- S(i);N_GUARD::B(G),XS(i)
- Refutation
- P(f);P_SPINS(a),XP(C)
- Try
- B(D);
- Threat
- R1(E)
- Vars
- R(d);N_GUARD,XB(G)::S(B),XP(c)
- P(f);P_SPINS(a),XP(C)::S(B)
- R(d);N_GUARD::S(B),XP(c)
- S(i);N_GUARD::B(G)
- S(i);N_GUARD::B(G),XS(i)
- P(f);P_SPINS(a)::S(B),XP(f)
- Refutation
- R(e);XS(H)
- Try
- B(D);
- Threat
- R1(E)
- Vars
- R(d);N_GUARD,XB(G)::S(B),XP(c)
- P(f);P_SPINS(a),XP(C)::S(B)
- R(d);N_GUARD::S(B),XP(c)
- S(i);N_GUARD::B(G)
- S(i);N_GUARD::B(G),XS(i)
- P(f);P_SPINS(a)::S(B),XP(f)
- Refutation
- R(e);XS(H)
- Try
- Q(A);P_PINP(f),XS(a)
- Threat
- S(B)
- Vars
- S(i);N_GUARD::B(G)
- Refutation
- R(e);N_SPINP(f)
- Try
- Actual
- B(D);
- Threat
- R1(E)
- Vars
- R(d);N_GUARD,XB(G)::S(B),XP(c)
- P(f);P_SPINS(a),XP(C)::S(B)
- R(e);N_GUARD::P(C),XP(f)
- S(a);N_GUARD,P_SPINP(f)::S(B),XS(a)
- S(i);N_GUARD::B(G)
- S(i);N_GUARD::B(G),XS(i)
- P(f);P_SPINS(a)::S(B),XP(f)
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).