MESON Chess Problem Database
Problem Display
PID: 144143 (6Q1/8/1P1pN3/1p1k4/1p1B1P2/1P1p2PB/r6p/4b2K w - - 0 1)
Koetsheid, Petrus Albertus
Tijdschrift vd NSB, 1904
#2
9 + 8
| 14868 | Pirnie Collection | 2012 |
SOLUTION
- SOUND
- Sets
- 1...Kc6
- 2.Sd8#
- 1...Ra1
- 2.Bg2#
- 1...Rb2
- 2.Qa8#
- 1...Rd2
- 2.Qa8#
- 1...Re2
- 2.Qa8#
- 1...Rf2
- 2.Qa8#
- 1...Rg2
- 2.Bxg2#
- 2.Qa8#
- 1...Ra3
- 2.Bg2#
- 1...Ra4
- 2.Bg2#
- 1...Ra5
- 2.Bg2#
- 1...Ra6
- 2.Bg2#
- 1...Ra7
- 2.Bg2#
- 1...Ra8
- 2.Bg2#
- 2.Qxa8#
- 1...Bd2
- 2.Bg2#
- 1...Bf2
- 2.Bg2#
- 1...d2
- 2.Bg2#
- 1...Kc6
- Tries
- 1.Sc7+?
- 1...Ke4
- 2.Qd5#
- 1...Kc6
- 2.Qd5#
- 1...Kxd4!
- 1...Ke4
- 1.Bg4?
- threat
- 2.Bf3#
- 1...Kc6
- 2.Sd8#
- 1...Re2
- 2.Qa8#
- 1...Rf2
- 2.Qa8#
- 1...Ke4!
- threat
- 1.Qg5+?
- 1...Kc6
- 2.Sd8#
- 1...Ke4!
- 1...Kc6
- 1.Sc7+?
- Keys
- 1.Bf2!
- threat
- 2.Bg2#
- 1...Ke4
- 2.Sg5#
- 1...Kc6
- 2.Sd8#
- 1...Rxf2
- 2.Qa8#
- 1...Re2
- 2.Qa8#
- threat
- 1.Bf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 11
- Sets
- K(g);S_FLIGHT::S(H)
- R(b);N_GUARD::B(D)
- R(b);N_GUARD::QAB(I)
- B(a);S_CUTR(b)::B(D)
- P(d);S_CUTR(b)::B(D)
- Tries
- Try
- S(H);CHECK
- Vars
- K(g);S_FLIGHT::QAB1(I)
- Refutation
- K(g);P-FLIGHT,XB(E)
- Try
- B(D);
- Threat
- B(D)
- Vars
- K(g);S_FLIGHT::S(H)
- R(b);N_GUARD::QAB(I)
- Refutation
- K(g);S_FLIGHT
- Try
- Q(I);CHECK
- Vars
- K(g);S_FLIGHT::S(H)
- Refutation
- K(g);S_FLIGHT
- Try
- Actual
- B(E);
- Threat
- B(D)
- Vars
- K(g);S_FLIGHT::S(H)
- R(b);N_GUARD,XB(E)::QAB(I)
- R(b);N_GUARD::QAB(I)
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).