MESON Chess Problem Database
Problem Display
PID: 238043 (2B1K1N1/n3P2p/8/3Pk3/1Q2pN1R/3p4/p7/bb6 w - - 0 1)
Bogdanov, Evgeny Mikhailovich
Mat, 1984
#2
8 + 8
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bd4
- 2.Qb8#
- 1...e3
- 2.Rh5#
- 1...Bd4
- Tries
- 1.Sg2?
- threat
- 2.Rh5#
- 1...h5
- 2.Rxh5#
- 1...Kxd5!
- threat
- 1.Sxd3+?
- 1...Kxd5
- 2.Qc5#
- 1...exd3
- 2.Rh5#
- 1...Bxd3!
- 1...Kxd5
- 1.Sh3?
- threat
- 2.Rh5#
- 1...h5
- 2.Rxh5#
- 1...Kxd5!
- threat
- 1.Qc3+?
- 1...Kd6
- 2.Rh6#
- 1...Bxc3!
- 1...Kd6
- 1.Qc5?
- threat
- 2.d6#
- 1...Bd4
- 2.Qc7#
- 1...e3!
- threat
- 1.d6?
- threat
- 2.Qc5#
- 1...e3
- 2.Rh5#
- 1...Bd4!
- threat
- 1.Sg2?
- Keys
- 1.Se6!
- threat
- 2.Rh5#
- 1...Kxd5
- 2.Qc5#
- 1...Kf5
- 2.Qxe4#
- 1...h5
- 2.Rxh5#
- threat
- 1.Se6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- B(a);SBLOCK::QAB(A)
- P(e);::R(C)
- Tries
- Try
- S(B);
- Threat
- R(C)
- Vars
- P(h);::R(C),XP(h)
- Refutation
- K(f);P-FLIGHT,XP(D)
- Try
- S(B);CHECK,XP(d)
- Vars
- K(f);P-FLIGHT,XP(D)::QAR1(A)
- P(e);XS(B)::R(C)
- Refutation
- B(b);XS(B)
- Try
- S(B);
- Threat
- R(C)
- Vars
- P(h);::R(C),XP(h)
- Refutation
- K(f);P-FLIGHT,XP(D)
- Try
- Q(A);CHECK
- Vars
- K(f);S_FLIGHT::R(C)
- Refutation
- B(a);XQ(A)
- Try
- Q(A);
- Threat
- QAR(A)+P(D)
- Vars
- B(a);SBLOCK::QAB(A)
- Refutation
- P(e);
- Try
- P(D);
- Threat
- QAR2(A)
- Vars
- P(e);::R(C)
- Refutation
- B(a);
- Try
- Actual
- S(B);
- Threat
- R(C)
- Vars
- K(f);OGATEB,P-FLIGHT,XP(D)::QAR1(A)
- K(f);P-FLIGHT::QAB1(A),XP(e)
- P(h);::R(C),XP(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).