MESON Chess Problem Database
Problem Display
PID: 100778 (3N1k2/1K3Pn1/1n2pQ2/4N3/6r1/8/8/8 w - - 0 1)
Drnek, Josef
Narodni Politika, 1918
#2
5 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra4
- 2.Sg6#
- 1...Rb4
- 2.Sg6#
- 1...Rc4
- 2.Sg6#
- 1...Rd4
- 2.Sg6#
- 1...Re4
- 2.Sg6#
- 1...Rf4
- 2.Sg6#
- 1...Rh4
- 2.Sg6#
- 1...Rg6
- 2.Sxg6#
- 1...Sa4
- 2.Sd7#
- 1...Sc4
- 2.Sd7#
- 1...Sd5
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sa8
- 2.Sd7#
- 1...Sc8
- 2.Sd7#
- 1...Sf5
- 2.Sxe6#
- 1...Sh5
- 2.Sxe6#
- 1...Se8
- 2.Sxe6#
- 1...Ra4
- Tries
- 1.Kxb6?
- threat
- 2.Sd7#
- 1...Rd4
- 2.Sg6#
- 1...Rb4+!
- threat
- 1.Qg5?
- threat
- 2.Sg6#
- 1...Sf5
- 2.Sxe6#
- 1...Sh5
- 2.Sxe6#
- 1...Se8
- 2.Sxe6#
- 1...Rxg5!
- threat
- 1.Kxb6?
- Keys
- 1.Qh4!
- 1...Rxh4
- 2.Sg6#
- 1...Rg5
- 2.Qb4#
- 1...Sf5
- 2.Sxe6#
- 1...Sh5
- 2.Sxe6#
- 1...Se8
- 2.Sxe6#
- 1...Rg1
- 2.Qb4#
- 1...Rg2
- 2.Qb4#
- 1...Rg3
- 2.Qb4#
- 1...Ra4
- 2.Sg6#
- 1...Rb4
- 2.Sg6#
- 2.Qxb4#
- 1...Rc4
- 2.Sg6#
- 1...Rd4
- 2.Sg6#
- 1...Re4
- 2.Sg6#
- 1...Rf4
- 2.Sg6#
- 1...Rg6
- 2.Sxg6#
- 2.Qb4#
- 1...Sa4
- 2.Sd7#
- 1...Sc4
- 2.Sd7#
- 1...Sd5
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sa8
- 2.Sd7#
- 1...Sc8
- 2.Sd7#
- 1...Rxh4
- 1.Qh4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 2
- Sets
- R(a);N_GUARD::S(A)
- R(a);N_GUARD::S(A),XR(a)
- S(b);N_GUARD::S(A)
- S(b);N_GUARD::S(A),XS(b)
- S(d);N_GUARD::S(E),XP(c)
- Tries
- Try
- K(C);P-FLIGHT,XS(b)
- Threat
- S(A)
- Vars
- R(a);N_GUARD::S(A)
- Refutation
- R(a);CHECK
- Try
- Q(B);
- Threat
- S(A)
- Vars
- S(d);N_GUARD::S(E),XP(c)
- Refutation
- R(a);XQ(B)
- Try
- Actual
- Q(B);
- Vars
- R(a);N_GUARD,XQ(B)::S(A)
- R(a);OGATE::QAB(B)
- S(d);N_GUARD::S(E),XP(c)
- R(a);N_GUARD::S(A)
- S(b);N_GUARD::S(A)
- S(b);N_GUARD::S(A),XS(b)
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).