MESON Chess Problem Database
Problem Display
PID: 23761 (8/8/3b2K1/q2Q3p/5BBk/4N2p/8/5n2 w - - 0 1)
Kruk, Henryk
1/2 HM., Panorama Szachowa, 1996-1997
#2
5 + 6
SOLUTION
- SOUND
- Sets
- 1...Qe1
- 2.Qg5#
- 2.Qxh5#
- 1...Qd2
- 2.Qg5#
- 2.Qxh5#
- 1...Qc3
- 2.Qg5#
- 2.Qxh5#
- 1...Qb4
- 2.Qg5#
- 2.Qxh5#
- 1...Qb6
- 2.Qg5#
- 2.Qxh5#
- 1...Qc7
- 2.Qg5#
- 2.Qxh5#
- 1...Qd8
- 2.Qxh5#
- 1...Qa1
- 2.Qg5#
- 2.Qxh5#
- 1...Qa2
- 2.Qg5#
- 2.Qxh5#
- 1...Qa3
- 2.Qg5#
- 2.Qxh5#
- 1...Qa4
- 2.Qg5#
- 2.Qxh5#
- 1...Qa6
- 2.Qg5#
- 2.Qxh5#
- 1...Qa7
- 2.Qg5#
- 2.Qxh5#
- 1...Qa8
- 2.Qg5#
- 2.Qxh5#
- 1...Bc5
- 2.Qg5#
- 2.Qxh5#
- 1...Sg3
- 2.Bg5#
- 1...hxg4
- 2.Sf5#
- 1...Qe1
- Tries
- 1.Sg2+?
- 1...Kxg4
- 2.Qd1#
- 1...hxg2!
- 1...Kxg4
- 1.Qg2?
- threat
- 2.Qxh3#
- 1...Qf5+
- 2.Sxf5#
- 1...Qg5+
- 2.Bxg5#
- 1...hxg4
- 2.Qxg4#
- 1...h2
- 2.Qh3#
- 1...hxg2!
- threat
- 1.Sg2+?
- Keys
- 1.Qf3!
- threat
- 2.Qxh3#
- 1...Qf5+
- 2.Sxf5#
- 1...Qg5+
- 2.Bxg5#
- 1...hxg4
- 2.Qxg4#
- 1...Sg3
- 2.Qxg3#
- 1...h2
- 2.Sg2#
- 2.Qh3#
- threat
- 1.Qf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- Q(d);N_GUARD::QAR1(D),XP(e)
- S(a);SBLOCK::B(B)
- P(e);SBLOCK,XB(C)::S(A)
- Tries
- Try
- S(A);CHECK
- Vars
- K(c);P-FLIGHT,XB(C)::QAB(D)
- Refutation
- P(b);XS(A)
- Try
- Q(D);
- Threat
- QAR1(D),XP(b)
- Vars
- Q(d);CHECK,N_GUARD::S(A),XQ(d)
- Q(d);CHECK,N_GUARD::B(B),XQ(d)
- P(e);OGATE,XB(C)::QAR1(D),XP(e)
- P(b);::QAR1(D)
- Refutation
- P(b);XQ(D)
- Try
- Actual
- Q(D);
- Threat
- QAR1(D),XP(b)
- Vars
- Q(d);CHECK,N_GUARD::S(A),XQ(d)
- Q(d);CHECK,N_GUARD::B(B),XQ(d)
- P(e);OGATE,XB(C)::QAR1(D),XP(e)
- S(a);N_GUARD::QAB1(D),XS(a)
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).