MESON Chess Problem Database
Problem Display
PID: 155372 (7Q/8/6pb/3N3k/4n1pB/6Pn/8/4K3 w - - 0 1)
Groeneveld, Cornelis
Der Tagesspiegel (Berlin), 2000
#2
5 + 6
| 15391 | Problemschach-Jahrbuch (2000) | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Sg1
- 2.Sf4#
- 1...Shf2
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Shg5
- 2.Sf4#
- 1...Sd2
- 2.Sf6#
- 1...Sef2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sc5
- 2.Sf6#
- 1...Seg5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...g5
- 2.Qe8#
- 1...Sg1
- Tries
- 1.Qe5+?
- 1...Shg5
- 2.Sf4#
- 1...Seg5
- 2.Sf6#
- 1...g5
- 2.Qe8#
- 1...Bg5!
- 1...Shg5
- 1.Qh7?
- 1...Sg1
- 2.Sf4#
- 1...Shf2
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Shg5
- 2.Sf4#
- 1...Sd2
- 2.Sf6#
- 1...Sef2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sc5
- 2.Sf6#
- 1...Seg5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...g5
- 2.Qf7#
- 1...Sxg3!
- 1...Sg1
- 1.Qe5+?
- Keys
- 1.Bg5!
- threat
- 2.Qxh6#
- 1...Kxg5
- 2.Qe5#
- 1...Shxg5
- 2.Sf4#
- 1...Sexg5
- 2.Sf6#
- threat
- 1.Bg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 10
- Sets
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- P(e);OGATEB::QAB(E)
- Tries
- Try
- Q(E);CHECK,N_PINB(f)
- Vars
- S(a);P_SPINS(a)::S(D)
- S(b);P_SPINS(b)::S(D)
- P(e);OGATEB,P_SPINP(e)::QAB(E)
- Refutation
- B(f);P_SPINB(f)
- Try
- Q(E);
- Vars
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- P(e);OGATEB::QAB(E)
- Refutation
- S(b);XP(B)
- Try
- Actual
- B(C);
- Threat
- QAR1(E),XB(f)
- Vars
- K(d);N_SPINB(f),OGATEB,P-FLIGHT,XB(C)::QAR2(E)
- S(a);N_GUARD,SBLOCK,XB(C)::S(D)
- S(b);N_GUARD,SBLOCK,XB(C)::S(D)
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).