MESON Chess Problem Database
Problem Display
PID: 178261 (5K2/2R2P2/2QP4/3np2N/3pkP2/4p1nB/2P1p3/4N3 w - - 0 1)
Robert, Philippe
2nd Comm., Vratnica-64, 2001
#2
10 + 7
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Sf5
- 2.Bg2#
- 1...d3
- 2.Qc4#
- 1...exf4
- 2.Re7#
- 1...Sf5
- Tries
- 1.Re7?
- threat
- 2.Rxe5#
- 1...d3
- 2.Qc4#
- 1...Sxh5!
- threat
- 1.Qe8?
- threat
- 2.Qxe5#
- 1...Sxf4
- 2.Sf6#
- 1...Se7!
- threat
- 1.c4?
- threat
- 2.Qxd5#
- 1...dxc4 ep
- 2.Qc4#
- 1...Sxh5!
- threat
- 1.d7?
- 1...exf4
- 2.Qe6#
- 1...d3
- 2.Qc4#
- 1...Sf1
- 2.Qg6#
- 1...Sh1
- 2.Qg6#
- 1...Sf5
- 2.Bg2#
- 1...Sxh5!
- 1...exf4
- 1.Re7?
- Keys
- 1.Qd7!
- threat
- 2.Bg2#
- 1...Sxh5
- 2.Qf5#
- 1...Sxf4
- 2.Sf6#
- 1...exf4
- 2.Qe6#
- 1...d3
- 2.Rc4#
- threat
- 1.Qd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- S(c);SBLOCK::B(C)
- P(d);OGATEB::QAR2(F)
- P(g);OGATEB,XP(D)::R(H)
- Tries
- Try
- R(H);P_PINP(g)
- Threat
- R1(H),XP(g)
- Vars
- P(d);OGATEB::QAR2(F)
- Refutation
- S(c);XS(E)
- Try
- Q(F);N_PINS(f),P_PINP(g)
- Threat
- QAR1(F),XP(g)
- Vars
- S(f);N_GUARD,SBLOCK,XP(D)::S(E)
- Refutation
- S(f);N_SPINP(g)
- Try
- P(B);
- Threat
- QAB1(F),XS(f)
- Vars
- P(d);EP,OGATE,XP(B)::QAR2(F)
- Refutation
- S(c);XS(E)
- Try
- P(G);
- Vars
- P(g);OGATEB,XP(D)::QAR2(F)
- P(d);OGATEB::QAR2(F)
- S(c);N_GUARD::QAB(F)
- S(c);SBLOCK::B(C)
- Refutation
- S(c);XS(E)
- Try
- Actual
- Q(F);N_PINS(f)
- Threat
- B(C)
- Vars
- S(c);N_GUARD,XS(E)::QAB1(F)
- S(f);N_GUARD,SBLOCK,XP(D)::S(E)
- P(g);OGATEB,XP(D)::QAR2(F)
- P(d);OGATEB::R(H)
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).