MESON Chess Problem Database
Problem Display
PID: 212078 (8/8/5p2/2Kppn2/2N1k3/3p1b2/8/Q1B5 w - - 0 1)
Niesslbeck, Karl
Schach-Echo, 1960
#2
4 + 7
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sg3
- 2.Sd6#
- 1...Sd4
- 2.Sd6#
- 1...Sh4
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Se7
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...dxc4
- 2.Qa8#
- 1...d4
- 2.Qa8#
- 1...Sg3
- Tries
- 1.Bh6?
- threat
- 2.Sd2#
- 1...dxc4
- 2.Qa8#
- 1...Se3
- 2.Sd6#
- 1...Sg3
- 2.Sd6#
- 1...Sd4
- 2.Sd6#
- 1...Sh4
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Se7
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...d2
- 2.Qb1#
- 1...Sxh6!
- threat
- 1.Qd4+?
- 1...Sxd4
- 2.Sd6#
- 1...exd4!
- 1...Sxd4
- 1.Bh6?
- Keys
- 1.Bg5!
- threat
- 2.Sd2#
- 1...dxc4
- 2.Qa8#
- 1...fxg5
- 2.Qxe5#
- 1...Se3
- 2.Sd6#
- 1...Sg3
- 2.Sd6#
- 1...Sd4
- 2.Sd6#
- 1...Sh4
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Se7
- 2.Sd6#
- 1...Sg7
- 2.Sd6#
- 1...d2
- 2.Qb1#
- threat
- 1.Bg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- S(f);N_GUARD::S(C)
- S(f);N_GUARD::S(C),XS(f)
- P(d);OGATEB,XS(C)::QAB(A)
- P(d);OGATEB::QAB(A)
- Tries
- Try
- B(B);
- Threat
- S(C)
- Vars
- P(d);OGATEB,XS(C)::QAB(A)
- S(f);N_GUARD::S(C)
- S(f);N_GUARD::S(C),XS(f)
- P(a);OGATEB::QAB(A)
- Refutation
- S(f);XB(B)
- Try
- Q(A);CHECK
- Vars
- S(f);XQ(A)::S(C)
- Refutation
- P(e);XQ(A)
- Try
- Actual
- B(B);
- Threat
- S(C)
- Vars
- P(d);OGATEB,XS(C)::QAB(A)
- P(g);N_GUARD,XB(B)::QAR1(A),XP(e)
- S(f);N_GUARD::S(C)
- S(f);N_GUARD::S(C),XS(f)
- P(a);OGATEB::QAB(A)
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).