MESON Chess Problem Database
Problem Display
PID: 202595 (brn1N3/8/Q2p4/bp1kNP1n/3Pp3/1K2P3/8/8 w - - 0 1)
Henke, Walter
Dresdner Volkszeitung, 1923
#2
7 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rb6
- 2.Sc7#
- 1...Rb7
- 2.Qc6#
- 1...Be1
- 2.Sc7#
- 1...Bd2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bb4
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Bc6
- 2.Qxc6#
- 1...Bb7
- 2.Qxb5#
- 1...Sg3
- 2.Sf6#
- 1...Sf4
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sg7
- 2.Sf6#
- 1...Sb6
- 2.Sc7#
- 2.Qxb5#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...b4
- 2.Qc4#
- 1...dxe5
- 2.Qe6#
- 1...Rb6
- Tries
- 1.Kb2?
- 1...dxe5
- 2.Qe6#
- 1...Rb6
- 2.Sc7#
- 1...Rb7
- 2.Qc6#
- 1...Be1
- 2.Sc7#
- 2.Qa2#
- 1...Bd2
- 2.Sc7#
- 2.Qa2#
- 1...Bb4
- 2.Sc7#
- 2.Qa2#
- 1...Bb6
- 2.Qa2#
- 1...Bc7
- 2.Sxc7#
- 2.Qa2#
- 1...Bd8
- 2.Qa2#
- 1...Bc6
- 2.Qxc6#
- 1...Bb7
- 2.Qxb5#
- 1...Sg3
- 2.Sf6#
- 1...Sf4
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sg7
- 2.Sf6#
- 1...Sb6
- 2.Sc7#
- 2.Qxb5#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...b4
- 2.Qc4#
- 1...Bc3+!
- 1...dxe5
- 1.Qxc8?
- threat
- 2.Qe6#
- 1...Sf4
- 2.Sf6#
- 1...Sg7
- 2.Sf6#
- 1...Rxc8!
- threat
- 1.Qb6?
- threat
- 2.Sc7#
- 1...Rb7
- 2.Qc6#
- 1...Bxb6!
- threat
- 1.Qxa8+?
- 1...Rb7
- 2.Qxb7#
- 1...Rxa8!
- 1...Rb7
- 1.Kb2?
- Keys
- 1.Kc2!
- 1...dxe5
- 2.Qe6#
- 1...Rb6
- 2.Sc7#
- 1...Rb7
- 2.Qc6#
- 1...Be1
- 2.Sc7#
- 2.Qa2#
- 1...Bd2
- 2.Sc7#
- 2.Qa2#
- 1...Bc3
- 2.Sc7#
- 2.Qa2#
- 1...Bb4
- 2.Sc7#
- 2.Qa2#
- 1...Bb6
- 2.Qa2#
- 1...Bc7
- 2.Sxc7#
- 2.Qa2#
- 1...Bd8
- 2.Qa2#
- 1...Bc6
- 2.Qxc6#
- 1...Bb7
- 2.Qxb5#
- 1...Sg3
- 2.Sf6#
- 1...Sf4
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sg7
- 2.Sf6#
- 1...Sb6
- 2.Sc7#
- 2.Qxb5#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...b4
- 2.Qc4#
- 1...dxe5
- 1.Kc2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- R(h);S_CUTB(b)::S(G)
- R(h);S_CUTB(g)::QAB1(F)
- B(b);N_GUARD::S(G)
- B(b);N_GUARD::S(G),XB(b)
- B(g);N_GUARD::QAB1(F),XB(g)
- B(g);S_CUTR(h)::QAR2(F),XP(c)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- S(i);N_GUARD::QAR1(F),XP(f)
- P(c);OGATE::QAB1(F)
- P(f);OGATE,XS(D)::QAB1(F)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- P(f);OGATE,XS(D)::QAB1(F)
- R(h);S_CUTB(b)::S(G)
- R(h);S_CUTB(g)::QAB1(F)
- B(b);OGATE::QAB(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- B(g);S_CUTR(h)::QAR2(F),XP(c)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- S(i);N_GUARD::QAR1(F),XP(f)
- P(c);OGATE::QAB1(F)
- Refutation
- B(b);CHECK
- Try
- Q(F);XS(i)
- Threat
- QAB1(F)
- Vars
- S(e);N_GUARD::S(G)
- Refutation
- R(h);XQ(F)
- Try
- Q(F);
- Threat
- S(G)
- Vars
- R(h);S_CUTB(g)::QAB1(F)
- Refutation
- B(b);XQ(F)
- Try
- Q(F);CHECK,XB(g)
- Vars
- R(h);N_GUARD,P_SPINR(h)::QAB(F),XR(h)
- Refutation
- R(h);XQ(F)
- Try
- Actual
- K(A);S_FLIGHT
- Vars
- P(f);OGATE,XS(D)::QAB1(F)
- R(h);S_CUTB(b)::S(G)
- R(h);S_CUTB(g)::QAB1(F)
- B(b);OGATE::QAB(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- B(g);S_CUTR(h)::QAR2(F),XP(c)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- S(i);N_GUARD::QAR1(F),XP(f)
- P(c);OGATE::QAB1(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).