MESON Chess Problem Database
Problem Display
PID: 241429 (8/6N1/3B1n1r/2r1n3/3kPP2/1PpP3b/2K2P2/7Q w - - 0 1)
Hjelle, David
Arbejder-Skak, 1951
#2
9 + 7
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bf1
- 2.Sf5#
- 2.Se6#
- 1...Bg2
- 2.Sf5#
- 2.Se6#
- 1...Bf5
- 2.Sxf5#
- 1...Be6
- 2.Sxe6#
- 1...Seg4
- 2.Se6#
- 1...Sxe4
- 2.Qxe4#
- 1...Sfg4
- 2.Sf5#
- 1...Sd5
- 2.Bxe5#
- 1...Bf1
- Tries
- 1.Qxh3?
- threat
- 2.Sf5#
- 2.Se6#
- 2.Qe3#
- 1...Rxh3
- 2.Sf5#
- 2.Se6#
- 1...Sxd3
- 2.Qxd3#
- 2.Qe3#
- 1...Rh5
- 2.Se6#
- 2.Qe3#
- 1...Sf3
- 2.Se6#
- 1...Sc4
- 2.Se6#
- 1...Seg4
- 2.Se6#
- 1...Sc6
- 2.Se6#
- 2.Qe3#
- 1...Sg6
- 2.Se6#
- 2.Qe3#
- 1...Sed7
- 2.Se6#
- 2.Qe3#
- 1...Sf7
- 2.Se6#
- 2.Qe3#
- 1...Sfg4
- 2.Sf5#
- 1...Sd5
- 2.Sf5#
- 2.Bxe5#
- 1...Sh5
- 2.Sf5#
- 2.Qe3#
- 1...Sfd7
- 2.Sf5#
- 2.Qe3#
- 1...Sh7
- 2.Sf5#
- 2.Qe3#
- 1...Se8
- 2.Sf5#
- 2.Qe3#
- 1...Sg8
- 2.Sf5#
- 2.Qe3#
- 1...Sxe4!
- threat
- 1.Qxh3?
- Keys
- 1.Qe1!
- threat
- 2.Qe3#
- 1...Sxe4
- 2.Qxe4#
- 1...Sc4
- 2.Qxc3#
- 1...Seg4
- 2.Se6#
- 1...Sfg4
- 2.Sf5#
- 1...Sd5
- 2.Bxe5#
- threat
- 1.Qe1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- B(b);N_GUARD::S(I),XB(b)
- S(e);S_CUTB(b)::S(I)
- S(f);OGATE,XP(F)::QAR1(A),XS(f)
- S(f);S_CUTB(b)::S(I)
- S(f);S_CUTR(d)::B(H),XS(e)
- Tries
- Try
- Q(A);XB(b)
- Threat
- DUALS(3)
- Vars
- S(e);::S(I)
- S(f);::S(I)
- Refutation
- S(f);XP(F)
- Try
- Actual
- Q(A);
- Threat
- QAB1(A)
- Vars
- S(f);OGATE,XP(F)::QAR1(A),XS(f)
- S(e);S_CUTR(d)::QAB1(A),XP(a)
- S(e);S_CUTB(b)::S(I)
- S(f);S_CUTB(b)::S(I)
- S(f);S_CUTR(d)::B(H),XS(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).