MESON Chess Problem Database
Problem Display
PID: 82374 (6b1/Q7/1pNN4/5p2/3B1n1R/1n1k4/p7/2bK4 w - - 0 1)
Ahues, Herbert Siegfried Oskar
Freie Presse, 1997
#2
6 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Sb4#
- 2.Se5#
- 1...Sg2
- 2.Sb4#
- 2.Se5#
- 1...Sh3
- 2.Sb4#
- 2.Se5#
- 1...Sd5
- 2.Se5#
- 1...Sh5
- 2.Sb4#
- 2.Se5#
- 1...Se6
- 2.Sb4#
- 2.Se5#
- 1...Sg6
- 2.Sb4#
- 1...b5
- 2.Sb4#
- 2.Se5#
- 1...Se2
- Tries
- 1.Rh3+?
- 1...Be3
- 2.Rxe3#
- 1...Sxh3!
- 1...Be3
- 1.Qxb6?
- threat
- 2.Sb4#
- 2.Se5#
- 1...Sxd4
- 2.Qxd4#
- 1...Bd2
- 2.Se5#
- 1...Ba3
- 2.Se5#
- 1...Sd5
- 2.Se5#
- 2.Qb5#
- 2.Qa6#
- 1...Sg6
- 2.Sb4#
- 1...Sc5!
- threat
- 1.Qa6+?
- 1...Bc4
- 2.Qxc4#
- 1...b5!
- 1...Bc4
- 1.Qg7?
- threat
- 2.Sb4#
- 1...Sxd4
- 2.Qxd4#
- 1...Ba3
- 2.Qg3#
- 1...Sd5
- 2.Se5#
- 1...Bd2!
- threat
- 1.Rh3+?
- Keys
- 1.Qa4!
- threat
- 2.Se5#
- 1...Sxd4
- 2.Qxd4#
- 1...Bc4
- 2.Qxc4#
- 1...Sg6
- 2.Sb4#
- threat
- 1.Qa4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- S(e);::S(D)
- Tries
- Try
- R(C);CHECK
- Vars
- B(a);N_GUARD,P_SPINB(a)::R1(C),XB(a)
- Refutation
- S(e);XR(C)
- Try
- Q(F);XP(g)
- Threat
- DUALS(2)
- Vars
- S(c);OGATE,XB(B)::QAR1(F),XS(c)
- B(a);::S(D)
- S(e);::S(D)
- Refutation
- S(c);
- Try
- Q(F);CHECK
- Vars
- B(h);N_GUARD,P_SPINB(h)::QAB1(F),XB(h)
- Refutation
- P(g);P_SPINP(g)
- Try
- Q(F);
- Threat
- S(D)
- Vars
- S(c);OGATE,XB(B)::QAR1(F),XS(c)
- B(a);N_GUARD::QAR(F)
- S(e);::S(D)
- Refutation
- B(a);
- Try
- Actual
- Q(F);
- Threat
- S(D)
- Vars
- S(c);OGATE,XB(B)::QAR1(F),XS(c)
- B(h);N_GUARD::QAB1(F),XB(h)
- S(e);::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).