MESON Chess Problem Database
Problem Display
PID: 183184 (3Q4/1K4p1/6Pr/8/4RB2/1p1B1p2/2P1Pp2/1r1kbR1b w - - 0 1)
van Dijk, Johannes
Sydney Morning Herald, 1907
#2
9 + 9
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...bxc2+
- 2.Bb5#
- 1...bxc2+
- Tries
- 1.Re5?
- threat
- 2.Bf5#
- 1...bxc2+
- 2.Bb5#
- 1...fxe2+
- 2.Be4#
- 1...Rxg6
- 2.Bxg6#
- 1...Rh8!
- threat
- 1.Re6?
- threat
- 2.Bf5#
- 1...bxc2+
- 2.Bb5#
- 1...fxe2+
- 2.Be4#
- 1...Rh8!
- threat
- 1.Re7?
- threat
- 2.Bf5#
- 1...bxc2+
- 2.Bb5#
- 1...fxe2+
- 2.Be4#
- 1...Rxg6
- 2.Bxg6#
- 1...Rh8!
- threat
- 1.Re5?
- Keys
- 1.Re8!
- threat
- 2.Bf5#
- 1...bxc2+
- 2.Bb5#
- 1...fxe2+
- 2.Be4#
- 1...Rxg6
- 2.Bxg6#
- threat
- 1.Re8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(f);CHECK,SBLOCK,XP(B)::QAR(I)+B(D)
- Tries
- Try
- R(E);
- Threat
- QAR(I)+B(D)
- Vars
- P(f);CHECK,SBLOCK,XP(B)::QAR(I)+B(D)
- P(g);CHECK,SBLOCK,XP(C)::QAR(I)+B(D)
- R(h);OGATE,XP(G)::QAR(I)+B(D),XR(h)
- Refutation
- R(h);
- Try
- R(E);
- Threat
- QAR(I)+B(D)
- Vars
- P(f);CHECK,SBLOCK,XP(B)::QAR(I)+B(D)
- P(g);CHECK,SBLOCK,XP(C)::QAR(I)+B(D)
- Refutation
- R(h);
- Try
- R(E);
- Threat
- QAR(I)+B(D)
- Vars
- P(f);CHECK,SBLOCK,XP(B)::QAR(I)+B(D)
- P(g);CHECK,SBLOCK,XP(C)::QAR(I)+B(D)
- R(h);OGATE,XP(G)::QAR(I)+B(D),XR(h)
- Refutation
- R(h);
- Try
- Actual
- R(E);
- Threat
- QAR(I)+B(D)
- Vars
- P(f);CHECK,SBLOCK,XP(B)::QAR(I)+B(D)
- P(g);CHECK,SBLOCK,XP(C)::QAR(I)+B(D)
- R(h);OGATE,XP(G)::QAR(I)+B(D),XR(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).