MESON Chess Problem Database
Problem Display
PID: 235101 (B7/1n1p3p/1Pk3bR/P3bR2/1QPp4/3K4/8/8 w - - 0 1)
Shanshin, Valery Yurevich
64 Shakhmatnoe obozrenie, 2018
#2
8 + 7
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bh2
- 2.Qc5#
- 1...Bg3
- 2.Qc5#
- 1...Bf4
- 2.Qc5#
- 1...Bd6
- 2.Qa4#
- 2.Qb5#
- 1...Bf6
- 2.Qc5#
- 1...Bc7
- 2.Qc5#
- 1...Bg7
- 2.Qc5#
- 1...Bb8
- 2.Qc5#
- 1...Bh8
- 2.Qc5#
- 1...d6
- 2.Qb5#
- 1...Bh2
- Tries
- 1.Rxg6+?
- 1...Bd6
- 2.Rc5#
- 2.Rxd6#
- 2.Qc5#
- 2.Qxd6#
- 2.Qa4#
- 2.Qb5#
- 1...Bf6
- 2.Qc5#
- 1...d6
- 2.Qb5#
- 1...hxg6!
- 1...Bd6
- 1.a6?
- threat
- 2.Bxb7#
- 1...d6
- 2.Qb5#
- 1...d5!
- threat
- 1.Rxg6+?
- Keys
- 1.Qe7!
- 1...d6
- 2.Qc7#
- 1...Bh2
- 2.Qc5#
- 1...Bg3
- 2.Qc5#
- 1...Bf4
- 2.Qc5#
- 1...Bd6
- 2.Qe4#
- 1...Bf6
- 2.Qc5#
- 1...Bc7
- 2.Qc5#
- 1...Bg7
- 2.Qc5#
- 1...Bb8
- 2.Qc5#
- 1...Bh8
- 2.Qc5#
- 1...d5
- 2.Bxb7#
- 1...d6
- 1.Qe7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(b);::QAR1(B)
- B(b);N_SPINB(d)::QAR1(B)
- P(f);N_SPINB(d),SBLOCK::QAB1(B)
- Tries
- Try
- R(G);CHECK,N_SPINR(E),XB(d)
- Vars
- B(b);P_SPINB(b)::QAR1(B)
- P(f);P_SPINP(f)::QAB1(B)
- Refutation
- P(g);XR(G)
- Try
- P(D);
- Threat
- B(H),XS(e)
- Vars
- P(f);N_SPINB(d),SBLOCK::QAB1(B)
- Refutation
- P(f);
- Try
- Actual
- Q(B);
- Vars
- P(f);N_SPINB(d),OGATE::QAR1(B)
- B(b);::QAR1(B)
- B(b);N_SPINB(d),OGATE,SBLOCK::QAB(B)
- B(b);N_SPINB(d)::QAR1(B)
- P(f);::B(H),XS(e)
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).