MESON Chess Problem Database
Problem Display
PID: 102418 (4K3/8/B1p2N2/4R1R1/5p2/4PkPp/Q5p1/6nr w - - 0 1)
Kapros, Jorge Marcelo
Europe Echecs, 1987
#2
8 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Qxe2#
- 1...fxe3
- 2.Ref5#
- 1...fxg3
- 2.Rgf5#
- 1...c5
- 2.Bb7#
- 1...Se2
- Tries
- 1.Sg4?
- threat
- 2.Qf2#
- 1...Kxg3
- 2.Qf2#
- 1...fxe3
- 2.Rxe3#
- 1...fxg3
- 2.Qf7#
- 1...Se2!
- threat
- 1.Bb5?
- threat
- 2.Bxc6#
- 1...Se2
- 2.Qxe2#
- 1...c5
- 2.Bc6#
- 1...cxb5!
- threat
- 1.Qc4?
- threat
- 2.Qxf4#
- 1...fxe3
- 2.Ref5#
- 2.Qf4#
- 1...fxg3
- 2.Rgf5#
- 2.Qf4#
- 1...Se2
- 2.Qxe2#
- 1...Kf2!
- threat
- 1.gxf4?
- 1...Se2
- 2.Qxe2#
- 1...h2
- 2.Qxg2#
- 1...c5
- 2.Bb7#
- 1...Rh2!
- 1...Se2
- 1.Sg4?
- Keys
- 1.Se4!
- threat
- 2.Qf2#
- 1...Kxe3
- 2.Qf2#
- 1...fxe3
- 2.Qf7#
- 1...fxg3
- 2.Rxg3#
- 1...Se2
- 2.Qxe2#
- threat
- 1.Se4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- S(a);N_GUARD::QAB1(A),XS(a)
- P(f);OGATEB,SBLOCK,XP(B)::R(D)
- P(f);OGATEB,SBLOCK,XP(C)::R(E)
- P(g);OGATEB::B(F)
- Tries
- Try
- S(G);
- Threat
- QAR1(A)
- Vars
- K(d);P-FLIGHT,XP(C)::QAB1(A)
- P(f);OGATE,XP(B)::R1(D),XP(f)
- P(f);OGATEB,SBLOCK,XP(C)::QAR(A)
- Refutation
- S(a);
- Try
- B(F);
- Threat
- B(F),XP(g)
- Vars
- S(a);N_GUARD::QAB1(A),XS(a)
- P(g);::B(F)
- Refutation
- P(g);XB(F)
- Try
- Q(A);
- Threat
- QAR1(A),XP(f)
- Vars
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- K(d);P-FLIGHT
- Try
- P(C);XP(f)
- Vars
- S(a);N_GUARD::QAB1(A),XS(a)
- P(e);N_GUARD::QAB1(A),XP(c)
- P(g);OGATEB::B(F)
- Refutation
- R(b);
- Try
- Actual
- S(G);
- Threat
- QAR1(A)
- Vars
- K(d);P-FLIGHT,XP(B)::QAB1(A)
- P(f);OGATEB,SBLOCK,XP(B)::QAR(A)
- P(f);OGATE,XP(C)::R1(E),XP(f)
- S(a);N_GUARD::QAB1(A),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).