MESON Chess Problem Database
Problem Display
PID: 148147 (Q7/1p1B4/3nRpr1/4RNrb/6kp/7p/2nN3B/3K4 w - - 0 1)
van Dijk, Johannes
Western Daily Mercury, 1908
#2
8 + 10
| 14868 | Pirnie Collection | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Rh6
- 2.Sxh6#
- 1...Rg7
- 2.Sh6#
- 1...Rg8
- 2.Sh6#
- 1...Sa1
- 2.Se3#
- 1...Se1
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Se3+
- 2.Sxe3#
- 1...Sb4
- 2.Se3#
- 1...Sd4
- 2.Se3#
- 1...Sxf5
- 2.Re4#
- 1...b5
- 2.Qf3#
- 1...b6
- 2.Qf3#
- 1...Rh6
- Tries
- 1.Re2?
- 1...Se3+
- 2.Sxe3#
- 1...Kxf5
- 2.Re3#
- 2.Re4#
- 2.Re5#
- 2.Rxd6#
- 2.Re7#
- 2.Re8#
- 1...Sxf5
- 2.R2e4#
- 2.R6e4#
- 1...Rh6
- 2.Sxh6#
- 1...Rg7
- 2.Sh6#
- 1...Rg8
- 2.Sh6#
- 1...Sa1
- 2.Se3#
- 1...Se1
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Sb4
- 2.Se3#
- 1...Sd4
- 2.Se3#
- 1...Sc4
- 2.R6e4#
- 1...Se4
- 2.R6xe4#
- 1...Sb5
- 2.R6e4#
- 1...Sf7
- 2.R6e4#
- 1...Sc8
- 2.R6e4#
- 1...Se8
- 2.R6e4#
- 1...b5
- 2.Qf3#
- 1...b6
- 2.Qf3#
- 1...Rxf5!
- 1...Se3+
- 1.Re4+?
- 1...Sxe4
- 2.Rxe4#
- 1...Kxf5+!
- 1...Sxe4
- 1.Ra5?
- 1...Se3+
- 2.Sxe3#
- 1...Sxf5
- 2.Re4#
- 1...Sb5
- 2.Re4#
- 1...b5
- 2.Qf3#
- 1...Rh6
- 2.Sxh6#
- 1...Rg7
- 2.Sh6#
- 1...Rg8
- 2.Sh6#
- 1...Sa1
- 2.Se3#
- 1...Se1
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Sb4
- 2.Se3#
- 1...Sd4
- 2.Se3#
- 1...Sc4
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf7
- 2.Re4#
- 1...Sc8
- 2.Re4#
- 1...Se8
- 2.Re4#
- 1...b6
- 2.Qf3#
- 1...Rxf5!
- 1...Se3+
- 1.Rb5?
- 1...Se3+
- 2.Sxe3#
- 1...Sxb5
- 2.Re4#
- 1...Sxf5
- 2.Re4#
- 1...Rh6
- 2.Sxh6#
- 1...Rg7
- 2.Sh6#
- 1...Rg8
- 2.Sh6#
- 1...Sa1
- 2.Se3#
- 1...Se1
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Sb4
- 2.Se3#
- 1...Sd4
- 2.Se3#
- 1...Sc4
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf7
- 2.Re4#
- 1...Sc8
- 2.Re4#
- 1...Se8
- 2.Re4#
- 1...b6
- 2.Qf3#
- 1...Rxf5!
- 1...Se3+
- 1.Rc5?
- 1...Se3+
- 2.Sxe3#
- 1...Sxf5
- 2.Re4#
- 1...Rh6
- 2.Sxh6#
- 1...Rg7
- 2.Sh6#
- 1...Rg8
- 2.Sh6#
- 1...Sa1
- 2.Se3#
- 1...Se1
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Sb4
- 2.Se3#
- 1...Sd4
- 2.Se3#
- 1...Sc4
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sb5
- 2.Re4#
- 1...Sf7
- 2.Re4#
- 1...Sc8
- 2.Re4#
- 1...Se8
- 2.Re4#
- 1...b5
- 2.Qf3#
- 1...b6
- 2.Qf3#
- 1...Rxf5!
- 1...Se3+
- 1.Rxd6?
- threat
- 2.Se3#
- 2.Sh6#
- 2.Re4#
- 1...Se3+
- 2.Sxe3#
- 1...fxe5
- 2.Se3#
- 2.Sh6#
- 1...Rh6
- 2.Se3#
- 2.Sxh6#
- 2.Re4#
- 1...Rxf5!
- threat
- 1.Rxf6?
- threat
- 2.Se3#
- 2.Sh6#
- 1...Se3+
- 2.Sxe3#
- 1...Sxf5
- 2.Re4#
- 1...Rh6
- 2.Se3#
- 2.Sxh6#
- 1...Rxf5!
- threat
- 1.Re7?
- threat
- 2.Se3#
- 2.Sh6#
- 1...Se3+
- 2.Sxe3#
- 1...Sxf5
- 2.Re4#
- 1...Rh6
- 2.Se3#
- 2.Sxh6#
- 1...Rxf5!
- threat
- 1.Re8?
- threat
- 2.Se3#
- 2.Sh6#
- 1...Se3+
- 2.Sxe3#
- 1...Sxf5
- 2.Re4#
- 1...Rh6
- 2.Se3#
- 2.Sxh6#
- 1...Rxf5!
- threat
- 1.Qa3?
- threat
- 2.Qf3#
- 1...Se3+
- 2.Sxe3#
- 1...Sxa3
- 2.Se3#
- 1...Se1
- 2.Se3#
- 1...Sd4
- 2.Se3#
- 1...Rxf5!
- threat
- 1.Qa4+?
- 1...Sb4
- 2.Se3#
- 1...Sd4
- 2.Se3#
- 1...Se4
- 2.Qxe4#
- 1...Sc4!
- 1...Sb4
- 1.Re2?
- Keys
- 1.Re1!
- 1...Kxf5+
- 2.R6e2#
- 1...Se3+
- 2.Sxe3#
- 1...Rxf5
- 2.Rg1#
- 1...Sxe1
- 2.Se3#
- 1...Sxf5
- 2.R1e4#
- 2.R6e4#
- 1...Rh6
- 2.Sxh6#
- 1...Rg7
- 2.Sh6#
- 1...Rg8
- 2.Sh6#
- 1...Sa1
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Sb4
- 2.Se3#
- 1...Sd4
- 2.Se3#
- 1...Sc4
- 2.R6e4#
- 1...Se4
- 2.R6xe4#
- 1...Sb5
- 2.R6e4#
- 1...Sf7
- 2.R6e4#
- 1...Sc8
- 2.R6e4#
- 1...Se8
- 2.R6e4#
- 1...b5
- 2.Qf3#
- 1...b6
- 2.Qf3#
- 1...Kxf5+
- 1.Re1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 1
- Sets
- R(i);N_GUARD::S(E),XR(i)
- R(i);N_GUARD::S(E)
- S(a);N_GUARD::S(E)
- S(a);CHECK,N_GUARD::S(E),XS(a)
- S(g);N_GUARD,SBLOCK,XS(E)::R(D)
- P(j);OGATE::QAB1(H)
- Tries
- Try
- R(D);
- Vars
- S(a);CHECK,N_GUARD::S(E),XS(a)
- R(i);N_GUARD::S(E),XR(i)
- R(i);N_GUARD::S(E)
- S(a);N_GUARD::S(E)
- S(g);N_GUARD::R(F)
- S(g);N_GUARD::R(F),XS(g)
- P(j);OGATE::QAB1(H)
- Refutation
- R(e);XS(E)
- Try
- R(D);CHECK
- Vars
- S(g);OGATE,XR(D)::R(F),XS(g)
- Refutation
- K(c);CHECK,S_FLIGHT,XS(E)
- Try
- R(D);
- Vars
- S(a);CHECK,N_GUARD::S(E),XS(a)
- S(g);N_GUARD,XS(E)::R(F)
- S(g);N_GUARD::R(F)
- P(j);OGATE::QAB1(H)
- R(i);N_GUARD::S(E),XR(i)
- R(i);N_GUARD::S(E)
- S(a);N_GUARD::S(E)
- S(g);N_GUARD::R(F),XS(g)
- Refutation
- R(e);XS(E)
- Try
- R(D);
- Vars
- S(a);CHECK,N_GUARD::S(E),XS(a)
- S(g);N_GUARD,XR(D)::R(F)
- S(g);N_GUARD,XS(E)::R(F)
- R(i);N_GUARD::S(E),XR(i)
- R(i);N_GUARD::S(E)
- S(a);N_GUARD::S(E)
- S(g);N_GUARD::R(F)
- S(g);N_GUARD::R(F),XS(g)
- P(j);OGATE::QAB1(H)
- Refutation
- R(e);XS(E)
- Try
- R(D);
- Vars
- S(a);CHECK,N_GUARD::S(E),XS(a)
- S(g);N_GUARD,XS(E)::R(F)
- R(i);N_GUARD::S(E),XR(i)
- R(i);N_GUARD::S(E)
- S(a);N_GUARD::S(E)
- S(g);N_GUARD::R(F)
- S(g);N_GUARD::R(F),XS(g)
- P(j);OGATE::QAB1(H)
- Refutation
- R(e);XS(E)
- Try
- R(F);XS(g)
- Threat
- DUALS(3)
- Vars
- S(a);CHECK::B(G)+S(E),DCHECK,XS(a)
- Refutation
- R(e);P_SPINR(e),XS(E)
- Try
- R(F);XP(h)
- Threat
- DUALS(2)
- Vars
- S(a);CHECK::B(G)+S(E),DCHECK,XS(a)
- S(g);N_GUARD,P_SPINS(g),XS(E)::R(D)
- Refutation
- R(e);P_SPINR(e),XS(E)
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- S(a);CHECK::B(G)+S(E),DCHECK,XS(a)
- S(g);N_GUARD,P_SPINS(g),XS(E)::R(D)
- Refutation
- R(e);P_SPINR(e),XS(E)
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- S(a);CHECK::B(G)+S(E),DCHECK,XS(a)
- S(g);N_GUARD,P_SPINS(g),XS(E)::R(D)
- Refutation
- R(e);P_SPINR(e),XS(E)
- Try
- Q(H);
- Threat
- QAB1(H)
- Vars
- S(a);CHECK,N_GUARD::S(E),XS(a)
- S(a);N_GUARD,XQ(H)::S(E)
- S(a);N_GUARD::S(E)
- Refutation
- R(e);XS(E)
- Try
- Q(H);CHECK
- Vars
- S(a);P_SPINS(a)::S(E)
- S(g);N_GUARD,P_SPINS(g)::QAR2(H),XS(g)
- Refutation
- S(g);P_SPINS(g)
- Try
- Actual
- R(D);
- Vars
- K(c);CHECK,OGATEB,S_FLIGHT,XS(E)::B(G)+R(F)
- S(a);CHECK,N_GUARD::S(E),XS(a)
- R(e);SBLOCK,XS(E)::R(D)
- S(a);N_GUARD,XR(D)::S(E)
- R(i);N_GUARD::S(E),XR(i)
- R(i);N_GUARD::S(E)
- S(a);N_GUARD::S(E)
- S(g);N_GUARD::R(F)
- S(g);N_GUARD::R(F),XS(g)
- P(j);OGATE::QAB1(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).