MESON Chess Problem Database
Problem Display
PID: 7212 (8/p4K2/4Npp1/4bk1n/2N4P/6p1/4Q3/r3n3 w - - 0 1)
Prcic, Mike
The Problemist, 1998
#2
5 + 9
SOLUTION
- SOUND
- Sets
- 1...Bb2
- 2.Sd6#
- 1...Bc3
- 2.Sd6#
- 1...Bd4
- 2.Sd6#
- 1...Bf4
- 2.Sd4#
- 1...Bd6
- 2.Sxd6#
- 1...Sf4
- 2.Sg7#
- 1...Bb2
- Tries
- 1.Sd2?
- threat
- 2.Qe4#
- 1...Bf4
- 2.Sd4#
- 1...Sf4
- 2.Sg7#
- 1...Ra4!
- threat
- 1.Sg5?
- threat
- 2.Qe4#
- 1...Kf4
- 2.Qe4#
- 1...Bf4
- 2.Qe6#
- 1...Sf4
- 2.Se3#
- 1...fxg5!
- threat
- 1.Qf3+?
- 1...Bf4
- 2.Sd4#
- 1...Sf4
- 2.Se3#
- 2.Sg7#
- 1...Sxf3!
- 1...Bf4
- 1.Sd2?
- Keys
- 1.Sc5!
- threat
- 2.Qe4#
- 1...Kf4
- 2.Qe4#
- 1...Bf4
- 2.Qe6#
- 1...Sf4
- 2.Se3#
- threat
- 1.Sc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- B(d);N_GUARD::S(B)
- B(d);N_GUARD,SBLOCK::S(D)
- B(d);N_GUARD::S(B),XB(d)
- S(f);N_GUARD,SBLOCK::S(D)
- Tries
- Try
- S(B);
- Threat
- QAB1(A)
- Vars
- B(d);N_GUARD,SBLOCK::S(D)
- S(f);N_GUARD,SBLOCK::S(D)
- Refutation
- R(a);
- Try
- S(D);
- Threat
- QAB1(A)
- Vars
- K(e);P-FLIGHT::QAR1(A)
- B(d);OGATE,SBLOCK::QAB1(A)
- S(f);SBLOCK::S(B)
- Refutation
- P(g);XS(D)
- Try
- Q(A);CHECK
- Vars
- B(d);P_SPINB(d)::S(D)
- Refutation
- S(b);XQ(A)
- Try
- Actual
- S(D);
- Threat
- QAB1(A)
- Vars
- K(e);P-FLIGHT::QAR1(A)
- B(d);OGATE,SBLOCK::QAB1(A)
- S(f);SBLOCK::S(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).