MESON Chess Problem Database
Problem Display
PID: 41569 (2b5/1q2pQ2/1p1p4/2pPk1P1/5p2/2PB1p2/3K4/8 w - - 0 1)
Maleika, Gerhard
Die Schwalbe, 2002
#2
6 + 9
SOLUTION
- SOUND
- Sets
- 1...Bf5
- 2.Qxf5#
- 1...Be6
- 2.Qxe6#
- 1...Bf5
- Tries
- 1.Qg6?
- threat
- 2.Qe4#
- 1...Kxd5
- 2.Qe4#
- 1...Bf5
- 2.Qxf5#
- 1...Qxd5!
- threat
- 1.Qxf4+?
- 1...Kxd5
- 2.Qe4#
- 1...Kxf4!
- 1...Kxd5
- 1.Qxe7+?
- 1...Kxd5
- 2.Qe4#
- 1...Be6
- 2.Qxe6#
- 1...Qxe7!
- 1...Kxd5
- 1.Qh7?
- threat
- 2.Qe4#
- 1...Kxd5
- 2.Qe4#
- 1...Bf5
- 2.Qxf5#
- 1...Qxd5!
- threat
- 1.Qg6?
- Keys
- 1.c4!
- threat
- 2.Qg7#
- 1...Kd4
- 2.Qxf4#
- 1...Qxd5
- 2.Qxd5#
- 1...e6
- 2.Qf6#
- threat
- 1.c4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- B(i);N_GUARD::QAR1(F),XB(i)
- Tries
- Try
- Q(F);
- Threat
- QAR1(F)
- Vars
- K(d);P-FLIGHT,XP(D)::QAB1(F)
- B(i);N_GUARD::QAR1(F),XB(i)
- Refutation
- Q(g);P_PINB(C),XP(D)
- Try
- Q(F);CHECK,XP(b)
- Vars
- K(d);P-FLIGHT,XP(D)::QAB1(F)
- Refutation
- K(d);S_FLIGHT,XQ(F)
- Try
- Q(F);CHECK,XP(h)
- Vars
- K(d);OGATE,P-FLIGHT,XP(D)::QAB1(F)
- B(i);N_GUARD,P_SPINB(i)::QAR1(F),XB(i)
- Refutation
- Q(g);XQ(F)
- Try
- Q(F);
- Threat
- QAR1(F)
- Vars
- K(d);P-FLIGHT,XP(D)::QAB1(F)
- B(i);N_GUARD::QAR1(F),XB(i)
- Refutation
- Q(g);P_PINB(C),XP(D)
- Try
- Actual
- P(B);
- Threat
- QAB(F)
- Vars
- K(d);S_FLIGHT::QAR2(F),XP(b)
- Q(g);OGATE,P_PINB(C),XP(D)::QAR1(F),XQ(g)
- P(h);N_GUARD::QAB1(F)
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).