MESON Chess Problem Database
Problem Display
PID: 245103 (3b4/Q7/3k1N2/p2P1R1R/B6K/8/8/8 w - - 0 1)
Haring, Jacobus
De Maasbode, 1954
#2
7 + 3
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bb6
- 2.Se4#
- 1...Bxf6+
- 2.Rxf6#
- 1...Be7
- 2.Qb6#
- 1...Bb6
- Tries
- 1.Kg3?
- threat
- 2.Se4#
- 2.Se8#
- 1...Bxf6
- 2.Rxf6#
- 1...Bb6
- 2.Se4#
- 1...Bc7!
- threat
- 1.Kh3?
- threat
- 2.Se4#
- 2.Se8#
- 1...Bxf6
- 2.Rxf6#
- 1...Bb6
- 2.Se4#
- 1...Bc7!
- threat
- 1.Kg4?
- threat
- 2.Se4#
- 2.Se8#
- 1...Bxf6
- 2.Rxf6#
- 1...Bb6
- 2.Se4#
- 1...Bc7!
- threat
- 1.Rf1?
- 1...Bxf6+
- 2.Rxf6#
- 1...Bb6
- 2.Se4#
- 1...Be7
- 2.Qb6#
- 1...Bc7!
- 1...Bxf6+
- 1.Rf2?
- 1...Bxf6+
- 2.Rxf6#
- 1...Bb6
- 2.Se4#
- 1...Be7
- 2.Qb6#
- 1...Bc7!
- 1...Bxf6+
- 1.Rf3?
- 1...Bxf6+
- 2.Rxf6#
- 1...Bb6
- 2.Se4#
- 1...Be7
- 2.Qb6#
- 1...Bc7!
- 1...Bxf6+
- 1.Rf4?
- 1...Bxf6+
- 2.Rxf6#
- 1...Bb6
- 2.Se4#
- 1...Be7
- 2.Qb6#
- 1...Bc7!
- 1...Bxf6+
- 1.Re5?
- threat
- 2.Re6#
- 1...Bb6
- 2.Se4#
- 2.Qxb6#
- 2.Qe7#
- 1...Bxf6+!
- threat
- 1.Rhg5?
- threat
- 2.Se4#
- 2.Se8#
- 1...Bxf6
- 2.Rxf6#
- 1...Bb6
- 2.Se4#
- 1...Bc7!
- threat
- 1.Rh7?
- threat
- 2.Rd7#
- 1...Bb6
- 2.Se4#
- 2.Qxb6#
- 2.Qe7#
- 1...Be7
- 2.Qb6#
- 2.Qxe7#
- 1...Bxf6+!
- threat
- 1.Qb6+?
- 1...Ke7
- 2.Sg8#
- 1...Bxb6!
- 1...Ke7
- 1.Qb8+?
- 1...Ke7
- 2.Sg8#
- 1...Bc7
- 2.Qf8#
- 1...Kc5!
- 1...Ke7
- 1.Kg3?
- Keys
- 1.Rh6!
- 1...Bxf6+
- 2.Rhxf6#
- 1...Bb6
- 2.Se4#
- 1...Bc7
- 2.Sg8#
- 1...Be7
- 2.Qb6#
- 1...Bxf6+
- 1.Rh6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(c);N_PINS(F)::S(F)
- B(c);CHECK,OGATE,XS(F)::R(D),XB(c)
- B(c);N_GUARD,SBLOCK::QAR2(G)
- Tries
- Try
- K(B);N_SPINS(F),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- B(c);OGATE,XS(F)::R(D),XB(c)
- B(c);::S(F)
- Refutation
- B(c);
- Try
- K(B);N_SPINS(F),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- B(c);OGATE,XS(F)::R(D),XB(c)
- B(c);::S(F)
- Refutation
- B(c);
- Try
- K(B);N_SPINS(F),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- B(c);OGATE,XS(F)::R(D),XB(c)
- B(c);::S(F)
- Refutation
- B(c);
- Try
- R(D);
- Vars
- B(c);CHECK,OGATE,XS(F)::R(D),XB(c)
- B(c);N_PINS(F)::S(F)
- B(c);N_GUARD,SBLOCK::QAR2(G)
- Refutation
- B(c);N_PINS(F)
- Try
- R(D);
- Vars
- B(c);CHECK,OGATE,XS(F)::R(D),XB(c)
- B(c);N_PINS(F)::S(F)
- B(c);N_GUARD,SBLOCK::QAR2(G)
- Refutation
- B(c);N_PINS(F)
- Try
- R(D);
- Vars
- B(c);CHECK,OGATE,XS(F)::R(D),XB(c)
- B(c);N_PINS(F)::S(F)
- B(c);N_GUARD,SBLOCK::QAR2(G)
- Refutation
- B(c);N_PINS(F)
- Try
- R(D);
- Vars
- B(c);CHECK,OGATE,XS(F)::R(D),XB(c)
- B(c);N_PINS(F)::S(F)
- B(c);N_GUARD,SBLOCK::QAR2(G)
- Refutation
- B(c);N_PINS(F)
- Try
- R(D);
- Threat
- R1(D)
- Refutation
- B(c);CHECK,XS(F)
- Try
- R(E);N_SPINS(F)
- Threat
- DUALS(2)
- Vars
- B(c);OGATE,P_PINR(E),XS(F)::R(D),XB(c)
- B(c);::S(F)
- Refutation
- B(c);
- Try
- R(E);
- Threat
- R1(E)
- Refutation
- B(c);CHECK,XS(F)
- Try
- Q(G);CHECK
- Vars
- K(b);N_PINS(F),S_FLIGHT::S(F)
- Refutation
- B(c);N_PINS(F),XQ(G)
- Try
- Q(G);CHECK
- Vars
- K(b);N_PINS(F),S_FLIGHT::S(F)
- B(c);N_PINS(F),OGATE,P_SPINB(c),SBLOCK::QAB(G)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- R(E);
- Vars
- B(c);CHECK,OGATE,P_SPINB(c),XS(F)::R(E),XB(c)
- B(c);N_PINS(F)::R(E)+S(F),DCHECK
- B(c);N_PINS(F)::R(E)+S(F)
- B(c);N_GUARD,SBLOCK::QAR2(G)
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).