MESON Chess Problem Database
Problem Display
PID: 276179 (2B5/3Rr3/3rN1PP/2Pp1kPP/3p2N1/3P4/3K3B/6R1 w - - 0 1)
Hoffmann, Martin Wolfgang
Die Schwalbe, 2024
#2
13 + 5
SOLUTION
- SOUND
- Sets
- 1...Kxe6
- 2.Rxd6#
- 1...Ra6
- 2.Rxd5#
- 1...Rb6
- 2.Rxd5#
- 1...Rc6
- 2.Rxd5#
- 1...Rdxe6
- 2.Rxd5#
- 1...Rf7
- 2.Rxf7#
- 1...Re8
- 2.Rf7#
- 1...Kxe6
- Tries
- 1.Se3+?
- 1...Kxe6
- 2.Rxd6#
- 1...dxe3+!
- 1...Kxe6
- 1.Se5?
- threat
- 2.Sxd4#
- 1...Kxe6
- 2.Rxd6#
- 1...Rexe6
- 2.Rf7#
- 1...Rdxe6!
- threat
- 1.Sf6?
- threat
- 2.Sxd4#
- 1...Kxe6
- 2.Rxd6#
- 1...Rdxe6
- 2.Rxd5#
- 1...Rexe6!
- threat
- 1.Rf1+?
- 1...Kxe6
- 2.Rf6#
- 2.Rxd6#
- 1...Kxg4!
- 1...Kxe6
- 1.Se3+?
- Keys
- 1.Sf2!
- threat
- 2.Sxd4#
- 1...Kxe6
- 2.Rxd6#
- 1...Rdxe6
- 2.Rxd5#
- 1...Rexe6
- 2.Rf7#
- threat
- 1.Sf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- K(c);OGATEB,S_FLIGHT,XS(I)::B(M)+R(L),DCHECK,XR(d)
- R(d);OGATE::R(L),XP(b)
- R(d);OGATE,XS(I)::R(L),XP(b)
- R(e);OGATE::R(L),XR(e)
- R(e);OGATE::R(L)
- Tries
- Try
- S(E);CHECK
- Vars
- K(c);S_FLIGHT,XS(I)::B(M)+R(L),DCHECK,XR(d)
- Refutation
- P(a);CHECK,XS(E)
- Try
- S(E);
- Threat
- S(I),XP(a)
- Vars
- K(c);OGATEB,S_FLIGHT,XS(I)::B(M)+R(L),DCHECK,XR(d)
- R(e);OGATE,XS(I)::R(L)
- Refutation
- R(d);XS(I)
- Try
- S(E);
- Threat
- S(I),XP(a)
- Vars
- K(c);OGATEB,S_FLIGHT,XS(I)::B(M)+R(L),DCHECK,XR(d)
- R(d);OGATE,XS(I)::R(L),XP(b)
- Refutation
- R(e);XS(I)
- Try
- R(A);CHECK
- Refutation
- K(c);S_FLIGHT,XS(E)
- Try
- Actual
- S(E);
- Threat
- S(I),XP(a)
- Vars
- K(c);OGATEB,S_FLIGHT,XS(I)::B(M)+R(L),DCHECK,XR(d)
- R(d);OGATE,XS(I)::R(L),XP(b)
- R(e);OGATE,XS(I)::R(L)
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).