MESON Chess Problem Database
Problem Display
PID: 99250 (B7/8/3pp3/3pBk2/4R1R1/4pP2/4P2K/5Q2 w - - 0 1)
Labai, Zoltan
Sakkelet, 1994
#2
8 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Bd4?
- threat
- 2.Ref4#
- 1...dxe4
- 2.Bxe4#
- 1...e5!
- threat
- 1.Bg7?
- threat
- 2.Ref4#
- 1...dxe4
- 2.Bxe4#
- 1...e5!
- threat
- 1.Bh8?
- threat
- 2.Ref4#
- 1...dxe4
- 2.Bxe4#
- 1...e5!
- threat
- 1.Qg2?
- threat
- 2.Rgf4#
- 2.Rg5#
- 1...dxe4
- 2.Rg5#
- 1...dxe5!
- threat
- 1.Qh3?
- threat
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg7#
- 2.Rg8#
- 2.Qh5#
- 2.Qh7#
- 1...dxe4
- 2.Qh5#
- 1...dxe5!
- threat
- 1.Qa1?
- threat
- 2.Ref4#
- 1...dxe4
- 2.Bxe4#
- 1...dxe5
- 2.Qxe5#
- 1...d4!
- threat
- 1.Qb1?
- threat
- 2.Rxe3#
- 1...dxe4
- 2.Qxe4#
- 1...dxe5
- 2.Ref4#
- 1...d4!
- threat
- 1.Qg1?
- threat
- 2.Rgf4#
- 2.Rg5#
- 1...dxe4
- 2.Rg5#
- 1...dxe5!
- threat
- 1.Bd4?
- Keys
- 1.f4!
- 1...Kxe4
- 2.Qb1#
- 1...Kxg4
- 2.Qh3#
- 1...dxe4
- 2.Rg5#
- 1...dxe5
- 2.fxe5#
- 1...d4
- 2.Rg5#
- 1...Kxe4
- 1.f4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- Tries
- Try
- B(G);
- Threat
- R1(E)
- Vars
- P(b);OGATE,XR(E)::B(H),XP(b)
- Refutation
- P(e);
- Try
- B(G);
- Threat
- R1(E)
- Vars
- P(b);OGATE,XR(E)::B(H),XP(b)
- Refutation
- P(e);
- Try
- B(G);
- Threat
- R1(E)
- Vars
- P(b);OGATE,XR(E)::B(H),XP(b)
- Refutation
- P(e);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(b);XR(E)::R1(F)
- Refutation
- P(d);XB(G)
- Try
- Q(A);
- Threat
- DUALS(7)
- Vars
- P(b);XR(E)::QAR2(A)
- Refutation
- P(d);XB(G)
- Try
- Q(A);
- Threat
- R1(E)
- Vars
- P(b);OGATE,XR(E)::B(H),XP(b)
- P(d);OGATE,XB(G)::QAR1(A),XP(d)
- Refutation
- P(b);
- Try
- Q(A);
- Threat
- QAB(A)+R(E),XP(a)
- Vars
- P(b);OGATE,P_SPINP(b),XR(E)::QAB1(A),XP(b)
- P(d);SBLOCK,XB(G)::QAB(A)+R(E),DCHECK
- Refutation
- P(b);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(b);XR(E)::R1(F)
- Refutation
- P(d);XB(G)
- Try
- Actual
- P(D);
- Vars
- K(c);OGATEB,P_SPINP(b),S_FLIGHT,XR(E)::QAB(A)
- K(c);OGATEB,S_FLIGHT,XR(F)::QAB1(A)
- P(b);XR(E)::R1(F)
- P(d);OGATE,XB(G)::QAR(A)+P(D),XP(d)
- P(b);::R1(F)
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).