MESON Chess Problem Database
Problem Display
PID: 206509 (8/8/1p1p1p2/1Pkp1Kn1/1p1N1p2/N2Q4/1P2P3/n7 w - - 0 1)
Moller, Ferdinand Friedrich
Bochumer Anzeiger, 1925
#2
7 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sc2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Se4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sf7
- 2.Se6#
- 1...Sh7
- 2.Se6#
- 1...bxa3
- 2.Qc3#
- 1...b3
- 2.Qc3#
- 1...Sc2
- Tries
- 1.Sb1?
- 1...b3
- 2.Qc3#
- 1...Sc2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Se4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sf7
- 2.Se6#
- 1...Sh7
- 2.Se6#
- 1...f3!
- 1...b3
- 1.Sac2?
- 1...Sxc2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Se4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sf7
- 2.Se6#
- 1...Sh7
- 2.Se6#
- 1...b3
- 2.Qc3#
- 1...f3!
- 1...Sxc2
- 1.Qc2+?
- 1...Sxc2
- 2.Sb3#
- 1...Kxd4!
- 1...Sxc2
- 1.Qd2?
- 1...bxa3
- 2.Qc3#
- 1...Sc2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Se4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sf7
- 2.Se6#
- 1...Sh7
- 2.Se6#
- 1...b3
- 2.Qc3#
- 1...f3!
- 1...bxa3
- 1.Qe3?
- threat
- 2.Sb3#
- 2.Se6#
- 1...bxa3
- 2.Qc3#
- 1...b3
- 2.Qc3#
- 1...Sb3
- 2.Sxb3#
- 2.Se6#
- 1...Se6
- 2.Sb3#
- 2.Sxe6#
- 1...fxe3!
- threat
- 1.Sb1?
- Keys
- 1.Qf3!
- 1...Kxd4
- 2.Qf2#
- 1...Sxf3
- 2.Se6#
- 1...bxa3
- 2.Qc3#
- 1...b3
- 2.Qc3#
- 1...Sc2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sh3
- 2.Se6#
- 1...Se4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sf7
- 2.Se6#
- 1...Sh7
- 2.Se6#
- 1...Kxd4
- 1.Qf3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::S(E)
- S(a);N_GUARD::S(E),XS(a)
- S(f);N_GUARD::S(E)
- S(f);N_GUARD::S(E),XS(f)
- P(b);N_GUARD,XS(C)::QAR2(D)
- P(b);N_GUARD::QAR2(D)
- Tries
- Try
- S(C);
- Vars
- P(b);N_GUARD::QAR2(D)
- S(a);N_GUARD::S(E)
- S(a);N_GUARD::S(E),XS(a)
- S(f);N_GUARD::S(E)
- S(f);N_GUARD::S(E),XS(f)
- Refutation
- P(c);
- Try
- S(C);
- Vars
- S(a);N_GUARD,XS(C)::S(E)
- S(a);N_GUARD::S(E),XS(a)
- S(f);N_GUARD::S(E)
- S(f);N_GUARD::S(E),XS(f)
- P(b);N_GUARD::QAR2(D)
- Refutation
- P(c);
- Try
- Q(D);CHECK
- Vars
- S(a);XQ(D)::S(E)
- Refutation
- K(d);S_FLIGHT,XS(E)
- Try
- Q(D);
- Vars
- P(b);N_GUARD,XS(C)::QAR2(D)
- S(a);N_GUARD::S(E)
- S(a);N_GUARD::S(E),XS(a)
- S(f);N_GUARD::S(E)
- S(f);N_GUARD::S(E),XS(f)
- P(b);N_GUARD::QAR2(D)
- Refutation
- P(c);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- P(b);N_GUARD,XS(C)::QAR2(D)
- P(b);N_GUARD::QAR2(D)
- Refutation
- P(c);XQ(D)
- Try
- Actual
- Q(D);
- Vars
- K(d);OGATEB,S_FLIGHT,XS(E)::QAB(D)
- S(f);N_GUARD,XQ(D)::S(E)
- P(b);N_GUARD,XS(C)::QAR2(D)
- P(b);N_GUARD::QAR2(D)
- S(a);N_GUARD::S(E)
- S(a);N_GUARD::S(E),XS(a)
- S(f);N_GUARD::S(E)
- S(f);N_GUARD::S(E),XS(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).