MESON Chess Problem Database
Problem Display
PID: 229006 (Q7/p1bNp3/rp4p1/3n4/4kP1R/1N5B/2n1PP2/1b5K w - - 0 1)
Wahlmark, Carl Primus
HM., Chemnitzer Tageblatt, 1926
#2
9 + 10
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Be5
- 2.fxe5#
- 1...Bd8
- 2.f5#
- 1...Se3
- 2.f3#
- 1...Sd4
- 2.Sd2#
- 1...b5
- 2.Sdc5#
- 1...e5
- 2.Sf6#
- 2.fxe5#
- 2.f5#
- 1...e6
- 2.Sf6#
- 1...Be5
- Tries
- 1.Qc6?
- threat
- 2.Qxg6#
- 1...Se3
- 2.f3#
- 1...Sd4
- 2.Sd2#
- 1...b5
- 2.Sdc5#
- 1...g5
- 2.Qg6#
- 1...e6
- 2.Sf6#
- 1...Bd6!
- threat
- 1.Qc6?
- Keys
- 1.Qe8!
- threat
- 2.Qxg6#
- 1...Sxf4
- 2.Qa8#
- 1...Sc3
- 2.Sf6#
- 1...Sde3
- 2.Sf6#
- 1...Sdb4
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sce3
- 2.f3#
- 1...Sd4
- 2.Sd2#
- 1...b5
- 2.Sdc5#
- 1...g5
- 2.Qg6#
- threat
- 1.Qe8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 3
- Sets
- B(i);OGATE::R(G)+P(F),XB(i)
- B(i);N_GUARD::R(G)+P(F)
- S(b);SBLOCK::P(C)
- S(b);SBLOCK::S(D)
- P(f);N_GUARD::S(H)
- P(j);N_GUARD::S(H)
- Tries
- Try
- Q(I);
- Threat
- QAB(I),XP(g)
- Vars
- S(b);SBLOCK::P(C)
- S(b);SBLOCK::S(D)
- P(f);N_GUARD::S(H)
- P(g);::QAB(I)
- P(j);N_GUARD::S(H)
- Refutation
- B(i);
- Try
- Actual
- Q(I);N_PINS(d),P_PINP(j)
- Threat
- QAB(I),XP(g)
- Vars
- S(d);OGATEB,P_SPINS(d),XP(F)::QAB(I)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- S(b);SBLOCK::P(C)
- S(b);SBLOCK::S(D)
- P(f);N_GUARD::S(H)
- P(g);::QAB(I)
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).