MESON Chess Problem Database
Problem Display
PID: 193374 (8/6Q1/3Nr3/R3b1P1/3p1k1p/5P1p/3KBR1P/8 w - - 0 1)
van Dijk, Johannes
De Maasbode, 1914
#2
9 + 6
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rxd6
- 2.Qxe5#
- 1...Rg6
- 2.Qxe5#
- 1...Rh6
- 2.Qxe5#
- 1...Bf6
- 2.Rf5#
- 1...Bxg7
- 2.Rf5#
- 1...Rxd6
- Tries
- 1.Rg2?
- threat
- 2.Rg4#
- 1...Rxd6
- 2.Qxe5#
- 1...hxg2!
- threat
- 1.Qf6+?
- 1...Bxf6
- 2.Rf5#
- 1...Rxf6!
- 1...Bxf6
- 1.Qh8?
- threat
- 2.Qxh4#
- 1...Rxd6
- 2.Qxe5#
- 1...Bxh8
- 2.Rf5#
- 1...Rh6
- 2.Qxe5#
- 1...Kxg5!
- threat
- 1.Rg2?
- Keys
- 1.g6!
- threat
- 2.Qh6#
- 1...Kg5
- 2.f4#
- 1...Rxd6
- 2.Qxe5#
- 1...Rxg6
- 2.Qxe5#
- 1...Bxg7
- 2.Rf5#
- 1...Bf6
- 2.Rf5#
- threat
- 1.g6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(f);N_GUARD,XS(H)::QAB1(I),XB(e)
- R(f);N_GUARD::QAB1(I),XB(e)
- B(e);OGATE::R1(F)
- B(e);OGATE,XQ(I)::R1(F)
- Tries
- Try
- R(C);
- Threat
- R1(C)
- Vars
- R(f);N_GUARD,XS(H)::QAB1(I),XB(e)
- Refutation
- P(a);XR(C)
- Try
- Q(I);CHECK
- Vars
- B(e);OGATE,XQ(I)::R1(F)
- Refutation
- R(f);XQ(I)
- Try
- Q(I);
- Threat
- QAR2(I),XP(d)
- Vars
- R(f);N_GUARD,XS(H)::QAB1(I),XB(e)
- B(e);OGATE,XQ(I)::R1(F)
- R(f);N_GUARD::QAB1(I),XB(e)
- Refutation
- K(c);P_SPINB(e),S_FLIGHT,XP(G)
- Try
- Actual
- P(G);
- Threat
- QAB(I)
- Vars
- K(c);OGATE,P_SPINB(e),S_FLIGHT::P(E)
- R(f);N_GUARD,XS(H)::QAB1(I),XB(e)
- R(f);N_GUARD,XP(G)::QAB1(I),XB(e)
- B(e);OGATE,XQ(I)::R1(F)
- B(e);OGATE::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).