MESON Chess Problem Database
Problem Display
PID: 102497 (8/B5K1/3pp3/2nnk3/2B5/5Q2/1P2N3/8 w - - 0 1)
Leschemelle, Matthieu
Europe Echecs, 1997
#2
6 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sd3
- 2.Bd4#
- 1...Sa4
- 2.Bd4#
- 1...Se4
- 2.Bd4#
- 1...Sa6
- 2.Bd4#
- 1...Sb7
- 2.Bd4#
- 1...Sd7
- 2.Bd4#
- 1...Sc3
- 2.Qf4#
- 1...Se3
- 2.Qf4#
- 1...Sb4
- 2.Qf4#
- 1...Sf4
- 2.Qxf4#
- 1...Sb6
- 2.Qf4#
- 1...Sf6
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sd3
- Tries
- 1.Kh6?
- 1...Sf4
- 2.Qxf4#
- 1...Sd3
- 2.Bd4#
- 1...Sa4
- 2.Bd4#
- 1...Se4
- 2.Bd4#
- 1...Sa6
- 2.Bd4#
- 1...Sb7
- 2.Bd4#
- 1...Sd7
- 2.Bd4#
- 1...Sc3
- 2.Qf4#
- 1...Se3
- 2.Qf4#
- 1...Sb4
- 2.Qf4#
- 1...Sb6
- 2.Qf4#
- 1...Sf6
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sb3!
- 1...Sf4
- 1.Kf7?
- 1...Sf4
- 2.Qxf4#
- 1...Sd3
- 2.Bd4#
- 1...Sa4
- 2.Bd4#
- 1...Se4
- 2.Bd4#
- 1...Sa6
- 2.Bd4#
- 1...Sb7
- 2.Bd4#
- 1...Sd7
- 2.Bd4#
- 1...Sc3
- 2.Qf4#
- 1...Se3
- 2.Qf4#
- 1...Sb4
- 2.Qf4#
- 1...Sb6
- 2.Qf4#
- 1...Sf6
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sb3!
- 1...Sf4
- 1.Kh8?
- 1...Sf4
- 2.Qxf4#
- 1...Sd3
- 2.Bd4#
- 1...Sa4
- 2.Bd4#
- 1...Se4
- 2.Bd4#
- 1...Sa6
- 2.Bd4#
- 1...Sb7
- 2.Bd4#
- 1...Sd7
- 2.Bd4#
- 1...Sc3
- 2.Qf4#
- 1...Se3
- 2.Qf4#
- 1...Sb4
- 2.Qf4#
- 1...Sb6
- 2.Qf4#
- 1...Sf6
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sb3!
- 1...Sf4
- 1.Ba2?
- 1...Sf4
- 2.Qxf4#
- 1...Sd3
- 2.Bd4#
- 1...Sa4
- 2.Bd4#
- 1...Se4
- 2.Bd4#
- 1...Sa6
- 2.Bd4#
- 1...Sb7
- 2.Bd4#
- 1...Sd7
- 2.Bd4#
- 1...Sc3
- 2.Qf4#
- 1...Se3
- 2.Qf4#
- 1...Sb4
- 2.Qf4#
- 1...Sb6
- 2.Qf4#
- 1...Sf6
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sb3!
- 1...Sf4
- 1.Bb3?
- 1...Sf4
- 2.Qxf4#
- 1...Sd3
- 2.Bd4#
- 1...Sa4
- 2.Bd4#
- 1...Se4
- 2.Bd4#
- 1...Sa6
- 2.Bd4#
- 1...Sb7
- 2.Bd4#
- 1...Sd7
- 2.Bd4#
- 1...Sc3
- 2.Qf4#
- 1...Se3
- 2.Qf4#
- 1...Sb4
- 2.Qf4#
- 1...Sb6
- 2.Qf4#
- 1...Sf6
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sxb3!
- 1...Sf4
- 1.Bxd5?
- threat
- 2.Qh5#
- 1...Se4
- 2.Qxe4#
- 1...exd5!
- threat
- 1.Bxc5?
- threat
- 2.Bd4#
- 1...Sf4
- 2.Qxf4#
- 1...dxc5!
- threat
- 1.Bb6?
- 1...Sxb6
- 2.Qf4#
- 1...Sf4
- 2.Qxf4#
- 1...Sd3
- 2.Bd4#
- 1...Sa4
- 2.Bd4#
- 1...Se4
- 2.Bd4#
- 1...Sa6
- 2.Bd4#
- 1...Sb7
- 2.Bd4#
- 1...Sd7
- 2.Bd4#
- 1...Sc3
- 2.Qf4#
- 1...Se3
- 2.Qf4#
- 1...Sb4
- 2.Qf4#
- 1...Sf6
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sb3!
- 1...Sxb6
- 1.Qg4?
- 1...Sf4
- 2.Qxf4#
- 1...Sd3
- 2.Bd4#
- 1...Sa4
- 2.Bd4#
- 1...Se4
- 2.Bd4#
- 1...Sa6
- 2.Bd4#
- 1...Sb7
- 2.Bd4#
- 1...Sd7
- 2.Bd4#
- 1...Sc3
- 2.Qf4#
- 1...Se3
- 2.Qf4#
- 1...Sb4
- 2.Qf4#
- 1...Sb6
- 2.Qf4#
- 1...Sf6
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sb3!
- 1...Sf4
- 1.b3?
- 1...Sf4
- 2.Qxf4#
- 1...Sd3
- 2.Bd4#
- 1...Sa4
- 2.Bd4#
- 1...Se4
- 2.Bd4#
- 1...Sa6
- 2.Bd4#
- 1...Sb7
- 2.Bd4#
- 1...Sd7
- 2.Bd4#
- 1...Sc3
- 2.Qf4#
- 1...Se3
- 2.Qf4#
- 1...Sb4
- 2.Qf4#
- 1...Sb6
- 2.Qf4#
- 1...Sf6
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sxb3!
- 1...Sf4
- 1.b4?
- 1...Sxb4
- 2.Qf4#
- 1...Sf4
- 2.Qxf4#
- 1...Sd3
- 2.Bd4#
- 1...Sa4
- 2.Bd4#
- 1...Se4
- 2.Bd4#
- 1...Sa6
- 2.Bd4#
- 1...Sb7
- 2.Bd4#
- 1...Sd7
- 2.Bd4#
- 1...Sc3
- 2.Qf4#
- 1...Se3
- 2.Qf4#
- 1...Sb6
- 2.Qf4#
- 1...Sf6
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sb3!
- 1...Sxb4
- 1.Kh6?
- Keys
- 1.Sg3!
- 1...Kd4
- 2.Qe4#
- 1...Sb3
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sa4
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sa6
- 2.Qe4#
- 1...Sb7
- 2.Qe4#
- 1...Sd7
- 2.Qe4#
- 1...Sc3
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sb4
- 2.Qf6#
- 1...Sf4
- 2.Qc3#
- 1...Sb6
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sc7
- 2.Qf6#
- 1...Se7
- 2.Qf6#
- 1...Kd4
- 1.Sg3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 14
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(a);OGATE::B(E)
- S(b);N_GUARD::QAB1(C)
- S(b);N_GUARD::QAB1(C),XS(b)
- Tries
- Try
- K(F);S_FLIGHT
- Vars
- S(b);N_GUARD::QAB1(C),XS(b)
- S(a);OGATE::B(E)
- S(b);N_GUARD::QAB1(C)
- Refutation
- S(a);
- Try
- K(F);P-FLIGHT
- Vars
- S(b);N_GUARD::QAB1(C),XS(b)
- S(a);OGATE::B(E)
- S(b);N_GUARD::QAB1(C)
- Refutation
- S(a);
- Try
- K(F);S_FLIGHT
- Vars
- S(b);N_GUARD::QAB1(C),XS(b)
- S(a);OGATE::B(E)
- S(b);N_GUARD::QAB1(C)
- Refutation
- S(a);
- Try
- B(D);
- Vars
- S(b);N_GUARD::QAB1(C),XS(b)
- S(a);OGATE::B(E)
- S(b);N_GUARD::QAB1(C)
- Refutation
- S(a);
- Try
- B(D);
- Vars
- S(b);N_GUARD::QAB1(C),XS(b)
- S(a);OGATE::B(E)
- S(b);N_GUARD::QAB1(C)
- Refutation
- S(a);XB(D)
- Try
- B(D);XS(b)
- Threat
- QAR(C)
- Vars
- S(a);N_GUARD::QAR1(C),XS(a)
- Refutation
- P(e);XB(D)
- Try
- B(E);XS(a)
- Threat
- B(E)
- Vars
- S(b);N_GUARD::QAB1(C),XS(b)
- Refutation
- P(d);XB(E)
- Try
- B(E);
- Vars
- S(b);N_GUARD,XB(E)::QAB1(C)
- S(b);N_GUARD::QAB1(C),XS(b)
- S(a);OGATE::B(E)
- S(b);N_GUARD::QAB1(C)
- Refutation
- S(a);
- Try
- Q(C);
- Vars
- S(b);N_GUARD::QAB1(C),XS(b)
- S(a);OGATE::B(E)
- S(b);N_GUARD::QAB1(C)
- Refutation
- S(a);
- Try
- P(A);
- Vars
- S(b);N_GUARD::QAB1(C),XS(b)
- S(a);OGATE::B(E)
- S(b);N_GUARD::QAB1(C)
- Refutation
- S(a);XP(A)
- Try
- P(A);
- Vars
- S(b);N_GUARD,XP(A)::QAB1(C)
- S(b);N_GUARD::QAB1(C),XS(b)
- S(a);OGATE::B(E)
- S(b);N_GUARD::QAB1(C)
- Refutation
- S(a);
- Try
- Actual
- S(B);
- Vars
- K(c);P_SPINS(a),S_FLIGHT::QAR1(C)
- S(a);N_GUARD::QAR1(C)
- S(a);N_GUARD::QAR1(C),XS(a)
- S(b);N_GUARD::QAB1(C)
- S(b);N_GUARD,SBLOCK::QAB(C)
- S(b);N_GUARD::QAB1(C),XS(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).