MESON Chess Problem Database
Problem Display
PID: 193568 (8/8/1B2p1r1/4P2R/8/5Q2/2K1PPBP/6k1 w - - 0 1)
van Dijk, Johannes
Algemeen Handelsblad, 1915
#2
9 + 3
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rg3
- 2.fxg3#
- 1...Rg3
- Tries
- 1.Qe4?
- threat
- 2.f4#
- 1...Rg3
- 2.fxg3#
- 1...Rxg2!
- threat
- 1.Qd5?
- threat
- 2.f4#
- 1...Rxg2
- 2.Qd1#
- 1...Rg3
- 2.fxg3#
- 1...exd5!
- threat
- 1.Qc6?
- threat
- 2.f4#
- 1...Rg3
- 2.fxg3#
- 1...Rxg2!
- threat
- 1.Qb7?
- threat
- 2.f4#
- 1...Rg3
- 2.fxg3#
- 1...Rxg2!
- threat
- 1.Qg3?
- threat
- 2.f3#
- 2.f4#
- 1...Rg4
- 2.f4#
- 1...Rxg3!
- threat
- 1.Qh3?
- threat
- 2.f3#
- 2.f4#
- 1...Rg4
- 2.f4#
- 1...Rg3
- 2.fxg3#
- 2.f3#
- 1...Rxg2!
- threat
- 1.Qe4?
- Keys
- 1.Qa8!
- threat
- 2.f4#
- 1...Rxg2
- 2.Qa1#
- 1...Rg3
- 2.fxg3#
- threat
- 1.Qa8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(c);OGATE::B(I)+P(C),XR(c)
- Tries
- Try
- Q(F);
- Threat
- B(I)+P(C)
- Vars
- R(c);OGATE::B(I)+P(C),XR(c)
- Refutation
- R(c);XB(D)
- Try
- Q(F);
- Threat
- B(I)+P(C)
- Vars
- R(c);SBLOCK,XB(D)::QAR(F)
- R(c);OGATE::B(I)+P(C),XR(c)
- Refutation
- P(b);XQ(F)
- Try
- Q(F);
- Threat
- B(I)+P(C)
- Vars
- R(c);OGATE::B(I)+P(C),XR(c)
- Refutation
- R(c);XB(D)
- Try
- Q(F);
- Threat
- B(I)+P(C)
- Vars
- R(c);OGATE::B(I)+P(C),XR(c)
- Refutation
- R(c);XB(D)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- R(c);::B(I)+P(C)
- Refutation
- R(c);XQ(F)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- R(c);::B(I)+P(C)
- Refutation
- R(c);XB(D)
- Try
- Actual
- Q(F);
- Threat
- B(I)+P(C)
- Vars
- R(c);SBLOCK,XB(D)::QAR(F)
- R(c);OGATE::B(I)+P(C),XR(c)
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).