MESON Chess Problem Database
Problem Display
PID: 85477 (8/8/2K2B2/3NN3/3kn3/2nPpb2/8/8 w - - 0 1)
Petri, Neuma
La Strategie, 1898
#2
5 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Sf4?
- threat
- 2.Se6#
- 2.Sxf3#
- 1...Sd2+
- 2.Sxf3#
- 1...Sf2+
- 2.Sxf3#
- 1...Sg3+
- 2.Sxf3#
- 1...Sc5+
- 2.Sxf3#
- 1...Sg5+
- 2.Sxf3#
- 1...Sd6+
- 2.Sxf3#
- 1...Sxf6+
- 2.Sxf3#
- 1...Sb1
- 2.Sxf3#
- 1...Sd1
- 2.Sxf3#
- 1...Sa2
- 2.Sxf3#
- 1...Se2
- 2.Sxf3#
- 1...Sa4
- 2.Sxf3#
- 1...Sb5
- 2.Sxf3#
- 1...Sd5
- 2.Sxf3#
- 1...Bd1
- 2.Se6#
- 2.Sf3#
- 1...Bh1
- 2.Se6#
- 2.Sf3#
- 1...Be2
- 2.Se6#
- 2.Sf3#
- 1...Bg2
- 2.Se6#
- 2.Sf3#
- 1...Bg4
- 2.Sf3#
- 1...Bh5
- 2.Se6#
- 2.Sf3#
- 1...e2!
- threat
- 1.Sf4?
- Keys
- 1.Sb4!
- threat
- 2.Sc2#
- 2.Sxf3#
- 1...Sd2+
- 2.Sxf3#
- 1...Sf2+
- 2.Sxf3#
- 1...Sg3+
- 2.Sxf3#
- 1...Sc5+
- 2.Sxf3#
- 1...Sg5+
- 2.Sxf3#
- 1...Sd6+
- 2.Sxf3#
- 1...Sxf6+
- 2.Sxf3#
- 1...Sb1
- 2.Sxf3#
- 1...Sd1
- 2.Sxf3#
- 1...Sa2
- 2.Sxf3#
- 1...Se2
- 2.Sxf3#
- 1...Sa4
- 2.Sxf3#
- 1...Sb5
- 2.Sxf3#
- 1...Sd5
- 2.Sxf3#
- 1...e2
- 2.Sc2#
- 1...Bd1
- 2.Sf3#
- 1...Bh1
- 2.Sc2#
- 2.Sf3#
- 1...Be2
- 2.Sc2#
- 2.Sf3#
- 1...Bg2
- 2.Sc2#
- 2.Sf3#
- 1...Bg4
- 2.Sc2#
- 2.Sf3#
- 1...Bh5
- 2.Sc2#
- 2.Sf3#
- threat
- 1.Sb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 16
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- S(e);CHECK::B(E)+S(C),DCHECK,XB(c)
- S(e);CHECK,XB(E)::S(C),XB(c)
- S(a);::B(E)+S(C),DCHECK,XB(c)
- B(c);::B(E)+S(C),DCHECK
- Refutation
- P(b);
- Try
- Actual
- S(B);
- Threat
- DUALS(2)
- Vars
- S(e);CHECK::B(E)+S(C),DCHECK,XB(c)
- S(e);CHECK,XB(E)::S(C),XB(c)
- S(a);::B(E)+S(C),DCHECK,XB(c)
- P(b);::S(B)
- B(c);::B(E)+S(C),DCHECK
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).