MESON Chess Problem Database
Problem Display
PID: 242998 (6K1/1Q6/1bPB4/p3p3/R1PpN2R/3kP3/8/3B4 w - - 0 1)
Chernous, Viktor
Zadachi i Etyudi, 2002
#2
10 + 5
SOLUTION
- SOUND
- Sets
- 1...Bc5
- 2.Qb3#
- 1...Ba7
- 2.Qb3#
- 1...Bc7
- 2.Qb3#
- 1...Bd8
- 2.Qb3#
- 1...Bc5
- Tries
- 1.Rh3?
- 1...Kxe4
- 2.Qh7#
- 1...Bc5
- 2.Qb1#
- 1...Ba7
- 2.Qb1#
- 1...Bc7
- 2.Qb1#
- 1...Bd8
- 2.Qb1#
- 1...dxe3!
- 1...Kxe4
- 1.Qxb6?
- threat
- 2.Qb3#
- 1...Kxe3
- 2.Ra3#
- 1...dxe3!
- threat
- 1.c5?
- 1...Bxc5
- 2.Qb3#
- 1...dxe3
- 2.Qa6#
- 1...Ba7
- 2.Qb3#
- 1...Bc7
- 2.Qb3#
- 1...Bd8
- 2.Qb3#
- 1...Kxe3!
- 1...Bxc5
- 1.Rh3?
- Keys
- 1.Bc5!
- 1...Kxe3
- 2.Ra3#
- 1...Bxc5
- 2.Qb3#
- 1...dxe3
- 2.Qd7#
- 1...Ba7
- 2.Qb3#
- 1...Bc7
- 2.Qb3#
- 1...Bd8
- 2.Qb3#
- 1...Kxe3
- 1.Bc5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(e);OGATE::QAR2(I)
- Tries
- Try
- R(F);
- Vars
- K(a);OGATEB,S_FLIGHT,XS(E)::QAB(I)
- B(e);OGATE::QAB(I)
- Refutation
- P(b);P_SPINP(b),XP(B)
- Try
- Q(I);XB(e)
- Threat
- QAR2(I)
- Vars
- K(a);P-FLIGHT,P_SPINP(b),XP(B)::R(C)
- Refutation
- P(b);XP(B)
- Try
- P(D);
- Vars
- B(e);OGATE,XP(D)::QAR2(I)
- P(b);SBLOCK,XP(B)::QAB(I)
- B(e);OGATE::QAR2(I)
- Refutation
- K(a);P-FLIGHT,XP(B)
- Try
- Actual
- B(H);
- Vars
- K(a);P-FLIGHT,P_SPINP(b),XP(B)::R(C)
- B(e);OGATE,XB(H)::QAR2(I)
- P(b);OGATEB,XP(B)::QAR(I)
- B(e);OGATE::QAR2(I)
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).