MESON Chess Problem Database
Problem Display
PID: 163017 (8/pP5p/5B2/QP2Np1B/R3n3/4k1p1/2Pp2K1/2n5 w - - 0 1)
Janevski, Zivko
Tehtavaniekka, 2013
#2
9 + 8
SOLUTION
- SOUND
- Sets
- 1...Kf4
- 2.Qxd2#
- 1...Sf2
- 2.Qxa7#
- 1...Sc3
- 2.Qxa7#
- 1...Sg5
- 2.Qxa7#
- 1...Sd6
- 2.Qxa7#
- 1...Sxf6
- 2.Qxa7#
- 1...f4
- 2.Sc4#
- 1...Kf4
- Tries
- 1.Bg5+?
- 1...Sxg5
- 2.Qxa7#
- 1...f4!
- 1...Sxg5
- 1.Qxa7+?
- 1...Sc5
- 2.Qxc5#
- 1...Kf4!
- 1...Sc5
- 1.b8Q?
- threat
- 2.Sc4#
- 1...Kf4
- 2.Sg4#
- 2.Qxd2#
- 1...Sxf6
- 2.Qbxa7#
- 2.Qaxa7#
- 1...Sf2
- 2.Qbxa7#
- 2.Qaxa7#
- 1...Sc3
- 2.Qbxa7#
- 2.Qaxa7#
- 1...Sg5
- 2.Qbxa7#
- 2.Qaxa7#
- 1...Sd6
- 2.Qbxa7#
- 2.Qaxa7#
- 1...Sc5!
- threat
- 1.b8B?
- threat
- 2.Sc4#
- 1...Kf4
- 2.Sg4#
- 2.Qxd2#
- 1...Sxf6
- 2.Bxa7#
- 2.Qxa7#
- 1...Sf2
- 2.Bxa7#
- 2.Qxa7#
- 1...Sc3
- 2.Bxa7#
- 2.Qxa7#
- 1...Sg5
- 2.Bxa7#
- 2.Qxa7#
- 1...Sd6
- 2.Bxa7#
- 2.Qxa7#
- 1...Sc5!
- threat
- 1.Bg5+?
- Keys
- 1.Qc7!
- threat
- 2.Sc4#
- 1...Kf4
- 2.Sg4#
- 1...Sxf6
- 2.Qc5#
- 1...Sf2
- 2.Qc5#
- 1...Sc3
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sg5
- 2.Qc5#
- 1...Sd6
- 2.Qc5#
- threat
- 1.Qc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(c);P_SPINS(e),S_FLIGHT::QAB(D),XP(b)
- S(e);N_GUARD::QAB(D),XP(g)
- S(e);N_GUARD,XB(H)::QAB(D),XP(g)
- P(f);SBLOCK::S(F)
- Tries
- Try
- B(H);CHECK
- Vars
- S(e);XB(H)::QAB(D),XP(g)
- Refutation
- P(f);P_SPINP(f)
- Try
- Q(D);CHECK,XP(g)
- Vars
- S(e);N_GUARD,P_SPINS(e)::QAB(D),XS(e)
- Refutation
- K(c);P_SPINS(e),S_FLIGHT
- Try
- P(I);
- Threat
- S(F)
- Refutation
- S(e);
- Try
- P(I);
- Threat
- S(F)
- Refutation
- S(e);
- Try
- Actual
- Q(D);
- Threat
- S(F)
- Vars
- K(c);P_SPINS(e),S_FLIGHT::QAB(D)+S(F)
- S(e);N_GUARD,XB(H)::QAB(D)
- S(e);N_GUARD::QAB(D)
- S(e);N_GUARD::QAB(D),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).