MESON Chess Problem Database
Problem Display
PID: 235133 (6B1/N4q2/1p1p2r1/pPkP4/3R2bR/P4p2/2N2B2/1K6 w - - 0 1)
Ahues, Herbert Siegfried Oskar
Schach, 2017
#2
10 + 8
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qe8
- 2.Re4#
- 1...Qf4
- 2.Rxf4#
- 1...Qf5
- 2.Ra4#
- 2.Rb4#
- 2.Re4#
- 2.Rf4#
- 2.Rdxg4#
- 1...Qxa7
- 2.Rb4#
- 1...Qb7
- 2.Ra4#
- 2.Rb4#
- 2.Re4#
- 2.Rf4#
- 2.Rdxg4#
- 1...Qc7
- 2.Ra4#
- 2.Rb4#
- 2.Re4#
- 2.Rf4#
- 2.Rdxg4#
- 1...Qd7
- 2.Ra4#
- 2.Rb4#
- 2.Re4#
- 2.Rf4#
- 2.Rdxg4#
- 1...Qe7
- 2.Re4#
- 1...Qh7
- 2.Ra4#
- 2.Rb4#
- 2.Re4#
- 2.Rf4#
- 2.Rdxg4#
- 1...Qf8
- 2.Ra4#
- 2.Rb4#
- 2.Re4#
- 2.Rf4#
- 2.Rdxg4#
- 1...Bh3
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 1...Bf5
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 1...Bh5
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 1...Be6
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 1...Bd7
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 1...Bc8
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 1...Qe8
- Tries
- 1.Sb4?
- threat
- 2.Sd3#
- 2.Sa6#
- 2.Re4#
- 2.Rf4#
- 2.Rdxg4#
- 1...Qf5+
- 2.Re4#
- 1...Bf5+
- 2.Rd3#
- 2.Rde4#
- 1...Qxd5
- 2.Sd3#
- 2.Sa6#
- 1...axb4
- 2.axb4#
- 1...Qe6
- 2.Sd3#
- 2.Sa6#
- 2.Re4#
- 1...Qe8
- 2.Sd3#
- 2.Sa6#
- 2.Re4#
- 1...Qf4
- 2.Sd3#
- 2.Sa6#
- 2.Rxf4#
- 1...Qf6
- 2.Sd3#
- 2.Sa6#
- 1...Qb7
- 2.Sd3#
- 2.Re4#
- 2.Rf4#
- 2.Rdxg4#
- 1...Qe7
- 2.Sd3#
- 2.Sa6#
- 2.Re4#
- 1...Qg7
- 2.Sd3#
- 2.Sa6#
- 1...Re6
- 2.Sd3#
- 2.Sa6#
- 2.Re4#
- 1...Bh3
- 2.Sd3#
- 2.Sa6#
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rc4#
- 2.Rde4#
- 2.Rdf4#
- 2.Rdg4#
- 1...Bh5
- 2.Sd3#
- 2.Sa6#
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rc4#
- 2.Rde4#
- 2.Rdf4#
- 2.Rdg4#
- 1...Be6
- 2.Sd3#
- 2.Sa6#
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rc4#
- 2.Rde4#
- 2.Rdf4#
- 2.Rdg4#
- 1...Bd7
- 2.Sd3#
- 2.Sa6#
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rc4#
- 2.Rde4#
- 2.Rdf4#
- 2.Rdg4#
- 1...Bc8
- 2.Sd3#
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rc4#
- 2.Rde4#
- 2.Rdf4#
- 2.Rdg4#
- 1...Qxa7!
- threat
- 1.Bxf7?
- threat
- 2.Ra4#
- 2.Rb4#
- 2.Re4#
- 2.Rf4#
- 2.Rdxg4#
- 1...Bh3
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rde4#
- 2.Rdf4#
- 2.Rdg4#
- 1...Bf5
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rde4#
- 2.Rdf4#
- 2.Rdg4#
- 1...Bh5
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rde4#
- 2.Rdf4#
- 2.Rdg4#
- 1...Be6
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 1...Bd7
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rde4#
- 2.Rdf4#
- 2.Rdg4#
- 1...Bc8
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rde4#
- 2.Rdf4#
- 2.Rdg4#
- 1...a4
- 2.Rxa4#
- 2.Rb4#
- 2.Re4#
- 2.Rf4#
- 2.Rdxg4#
- 1...Re6!
- threat
- 1.Sb4?
- Keys
- 1.Se1!
- threat
- 2.Sd3#
- 1...Qf5+
- 2.Re4#
- 1...Bf5+
- 2.Rd3#
- 1...Qxa7
- 2.Rb4#
- threat
- 1.Se1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- Q(h);::B(C)+R(E)
- Q(h);::B(C)+R(E),XQ(h)
- Q(h);XS(I)::B(C)+R(E)
- Tries
- Try
- S(B);
- Threat
- DUALS(5)
- Vars
- Q(h);CHECK::B(C)+R(E)
- P(c);OGATE,XS(B)::P(D),XP(c)
- Refutation
- Q(h);XS(I)
- Try
- B(J);XQ(h)
- Threat
- DUALS(5)
- Refutation
- R(g);
- Try
- Actual
- S(B);
- Threat
- S(B)
- Vars
- Q(h);CHECK::B(C)+R(E)
- B(b);CHECK::B(C)+R(E)
- Q(h);XS(I)::B(C)+R(E)
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).