MESON Chess Problem Database
Problem Display
PID: 9605 (Q1B5/3Npn2/2N1k3/2P2n2/1P6/b4P2/5K2/8 w - - 0 1)
van Dijk, Johannes
1st Prize, Schaakblad, 1906
#2
8 + 5
SOLUTION
- SOUND
- Sets
- 1...Kd5
- 2.Sb6#
- 1...Bc1
- 2.Qa2#
- 1...Bb2
- 2.Qa2#
- 1...Bxb4
- 2.Qa2#
- 1...Se3
- 2.Sd4#
- 1...Sg3
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...Sh4
- 2.Sd4#
- 1...S5d6
- 2.Sd4#
- 1...S5h6
- 2.Sd4#
- 1...Sg7
- 2.Sd4#
- 1...Se5
- 2.Sd8#
- 1...Sg5
- 2.Sd8#
- 1...S7d6
- 2.Sd8#
- 1...S7h6
- 2.Sd8#
- 1...Sd8
- 2.Sxd8#
- 1...Sh8
- 2.Sd8#
- 1...Kd5
- Tries
- 1.Ke1?
- 1...Kd5
- 2.Sb6#
- 1...Se3
- 2.Sd4#
- 1...Sg3
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...Sh4
- 2.Sd4#
- 1...S5d6
- 2.Sd4#
- 1...S5h6
- 2.Sd4#
- 1...Sg7
- 2.Sd4#
- 1...Se5
- 2.Sd8#
- 1...Sg5
- 2.Sd8#
- 1...S7d6
- 2.Sd8#
- 1...S7h6
- 2.Sd8#
- 1...Sd8
- 2.Sxd8#
- 1...Sh8
- 2.Sd8#
- 1...Bc1
- 2.Qa2#
- 1...Bb2
- 2.Qa2#
- 1...Bxb4+!
- 1...Kd5
- 1.Ke2?
- 1...Sd4+
- 2.Sxd4#
- 1...Kd5
- 2.Sb6#
- 1...Bxb4
- 2.Qa2#
- 1...Se3
- 2.Sd4#
- 1...Sh4
- 2.Sd4#
- 1...S5d6
- 2.Sd4#
- 1...S5h6
- 2.Sd4#
- 1...Sg7
- 2.Sd4#
- 1...Se5
- 2.Sd8#
- 1...Sg5
- 2.Sd8#
- 1...S7d6
- 2.Sd8#
- 1...S7h6
- 2.Sd8#
- 1...Sd8
- 2.Sxd8#
- 1...Sh8
- 2.Sd8#
- 1...Bc1
- 2.Qa2#
- 1...Bb2
- 2.Qa2#
- 1...Sg3+!
- 1...Sd4+
- 1.Sf8+?
- 1...Kd5
- 2.Be6#
- 1...Kf6!
- 1...Kd5
- 1.f4?
- 1...Bxb4
- 2.Qa2#
- 1...Se3
- 2.Sd4#
- 1...Sg3
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...Sh4
- 2.Sd4#
- 1...S5d6
- 2.Sd4#
- 1...S5h6
- 2.Sd4#
- 1...Sg7
- 2.Sd4#
- 1...Se5
- 2.Sd8#
- 1...Sg5
- 2.Sd8#
- 1...S7d6
- 2.Sd8#
- 1...S7h6
- 2.Sd8#
- 1...Sd8
- 2.Sxd8#
- 1...Sh8
- 2.Sd8#
- 1...Bc1
- 2.Qa2#
- 1...Bb2
- 2.Qa2#
- 1...Kd5!
- 1...Bxb4
- 1.Ke1?
- Keys
- 1.Kg1!
- 1...Kd5
- 2.Sb6#
- 1...Bxb4
- 2.Qa2#
- 1...Se3
- 2.Sd4#
- 1...Sg3
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...Sh4
- 2.Sd4#
- 1...S5d6
- 2.Sd4#
- 1...S5h6
- 2.Sd4#
- 1...Sg7
- 2.Sd4#
- 1...Se5
- 2.Sd8#
- 1...Sg5
- 2.Sd8#
- 1...S7d6
- 2.Sd8#
- 1...S7h6
- 2.Sd8#
- 1...Sd8
- 2.Sxd8#
- 1...Sh8
- 2.Sd8#
- 1...Bc1
- 2.Qa2#
- 1...Bb2
- 2.Qa2#
- 1...Kd5
- 1.Kg1!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(c);S_FLIGHT::S(F)
- B(a);OGATE::QAB(G)
- B(a);OGATE,XP(C)::QAB(G)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- Tries
- Try
- K(A);S_FLIGHT
- Vars
- K(c);S_FLIGHT::S(F)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- B(a);OGATE::QAB(G)
- Refutation
- B(a);CHECK,XP(C)
- Try
- K(A);P-FLIGHT
- Vars
- S(b);CHECK,N_GUARD::S(E),XS(b)
- K(c);S_FLIGHT::S(F)
- B(a);OGATE,XP(C)::QAB(G)
- S(b);N_GUARD::S(E)
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- B(a);OGATE::QAB(G)
- Refutation
- S(b);CHECK
- Try
- S(F);CHECK
- Vars
- K(c);S_FLIGHT::B(H)
- Refutation
- K(c);P-FLIGHT
- Try
- P(B);
- Vars
- B(a);OGATE,XP(C)::QAB(G)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- B(a);OGATE::QAB(G)
- Refutation
- K(c);S_FLIGHT
- Try
- Actual
- K(A);S_FLIGHT
- Vars
- K(c);S_FLIGHT::S(F)
- B(a);OGATE,XP(C)::QAB(G)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- B(a);OGATE::QAB(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).