MESON Chess Problem Database
Problem Display
PID: 172089 (2B3bb/r2p4/1R4PB/4k1P1/R2N4/6P1/1K6/7Q w - - 0 1)
Apro, Laszlo
Het Schaakleven, 1932
#2
10 + 5
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Bg7
- 2.Bxg7#
- 1...d5
- 2.Sf3#
- 2.Qe1#
- 1...d6
- 2.Sc6#
- 1...Bg7
- Tries
- 1.Bb7?
- threat
- 2.Qe4#
- 2.Qe1#
- 1...Rxa4
- 2.Qe4#
- 1...Bc4
- 2.Qe4#
- 1...Bd5
- 2.Qxd5#
- 1...d5
- 2.Qe1#
- 1...Rxb7!
- threat
- 1.Bb7?
- Keys
- 1.g7!
- threat
- 2.gxh8Q#
- 2.gxh8B#
- 1...Rxa4
- 2.gxh8Q#
- 2.gxh8B#
- 1...Bxg7
- 2.Bxg7#
- 1...Bc4
- 2.gxh8Q#
- 2.gxh8B#
- 1...Ra5
- 2.gxh8Q#
- 2.gxh8B#
- 1...Ra6
- 2.gxh8Q#
- 2.gxh8B#
- 1...Rb7
- 2.gxh8Q#
- 2.gxh8B#
- 1...Rc7
- 2.gxh8Q#
- 2.gxh8B#
- 1...Ra8
- 2.gxh8Q#
- 2.gxh8B#
- 1...Ba2
- 2.gxh8Q#
- 2.gxh8B#
- 1...Bb3
- 2.gxh8Q#
- 2.gxh8B#
- 1...Bd5
- 2.gxh8Q#
- 2.gxh8B#
- 1...Be6
- 2.gxh8Q#
- 2.gxh8B#
- 1...Bf7
- 2.gxh8Q#
- 2.gxh8B#
- 1...Bh7
- 2.gxh8Q#
- 2.gxh8B#
- 1...d5
- 2.Sf3#
- 2.Qe1#
- 1...d6
- 2.Sc6#
- threat
- 1.g7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(e);N_GUARD::B(I),XB(e)
- P(c);N_GUARD,SBLOCK::S(E)
- Tries
- Try
- B(J);
- Threat
- DUALS(2)
- Vars
- R(b);XR(D)::QAR1(A)
- B(d);::QAR1(A)
- B(d);N_GUARD::QAR1(A),XB(d)
- P(c);::QAR(A)
- Refutation
- R(b);P_PINR(G),XB(J)
- Try
- Actual
- P(H);
- Threat
- PXB(e)=Q
- Vars
- R(b);XR(D)::PXB(e)=Q
- B(e);OGATE,XP(H)::B(I),XB(e)
- B(d);::PXB(e)=Q
- R(b);::PXB(e)=Q
- R(b);P_PINR(G)::PXB(e)=Q
- P(c);N_GUARD,SBLOCK::S(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).