MESON Chess Problem Database
Problem Display
PID: 9777 (2Q5/b4B1b/5n1r/6N1/3k4/2p1p1B1/1np5/K1N5 w - - 0 1)
Heathcote, Godfrey
Sydsvenska Dagbladet Snallposten, 1909
#2
6 + 9
SOLUTION
- SOUND
- Sets
- 1...Bd3
- 2.Sb3#
- 1...Sd1
- 2.Qc4#
- 1...Sd3
- 2.Se2#
- 2.Sb3#
- 2.Qc4#
- 1...Sa4
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4
- 2.Sf3#
- 1...Bd3
- Tries
- 1.Qf5?
- threat
- 2.Se2#
- 2.Sb3#
- 2.Sf3#
- 2.Qe5#
- 1...Sd5
- 2.Qxd5#
- 1...e2
- 2.Bf2#
- 2.Qf2#
- 2.Qe5#
- 1...Rh1
- 2.Sf3#
- 2.Qe5#
- 1...Rh2
- 2.Sb3#
- 2.Sf3#
- 2.Qe5#
- 1...Bb8
- 2.Se2#
- 2.Sb3#
- 2.Sf3#
- 1...Sd3
- 2.Se2#
- 2.Sb3#
- 2.Sf3#
- 1...Sc4
- 2.Se2#
- 2.Sb3#
- 2.Sf3#
- 2.Se6#
- 1...Se4
- 2.Sf3#
- 2.Qd5#
- 2.Qe5#
- 1...Sg4
- 2.Se2#
- 2.Sb3#
- 2.Sf3#
- 2.Qd5#
- 1...Sd7
- 2.Se2#
- 2.Sb3#
- 2.Sf3#
- 2.Qd5#
- 1...Bxf5!
- threat
- 1.Qa6?
- threat
- 2.Sb3#
- 2.Qxa7#
- 1...e2
- 2.Qxa7#
- 1...Rh1
- 2.Qxa7#
- 1...Bc5
- 2.Se2#
- 2.Sb3#
- 1...Bb6
- 2.Sb3#
- 2.Qxb6#
- 1...Bb8
- 2.Sb3#
- 2.Qb6#
- 1...Sd3
- 2.Sb3#
- 2.Qc4#
- 1...Sa4
- 2.Sb3#
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4
- 2.Sb3#
- 1...Sg4
- 2.Sb3#
- 1...Sd5
- 2.Sb3#
- 1...Sh5
- 2.Sb3#
- 1...Sd7
- 2.Sb3#
- 1...Se8
- 2.Sb3#
- 1...Sg8
- 2.Sb3#
- 1...Kc5!
- threat
- 1.Qe6?
- threat
- 2.Qe5#
- 1...Sd5
- 2.Qxd5#
- 1...Bb8
- 2.Qb6#
- 1...Sd3
- 2.Sb3#
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Sg4
- 2.Qd5#
- 1...Sd7
- 2.Qd5#
- 1...Kc5!
- threat
- 1.Qc6?
- threat
- 2.Sf3#
- 2.Se6#
- 1...Bc5
- 2.Sf3#
- 1...Be4
- 2.Se6#
- 1...Bf5
- 2.Sf3#
- 1...Se4
- 2.Sf3#
- 2.Qd5#
- 1...Sg4
- 2.Sf3#
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sh5
- 2.Sf3#
- 2.Qd5#
- 1...Sd7
- 2.Sf3#
- 2.Qd5#
- 1...Se8
- 2.Sf3#
- 2.Qd5#
- 1...Sg8
- 2.Sf3#
- 2.Qd5#
- 1...e2!
- threat
- 1.Qf5?
- Keys
- 1.Qb7!
- threat
- 2.Qxa7#
- 1...Kc5
- 2.Sb3#
- 1...Sd5
- 2.Qxd5#
- 1...Bc5
- 2.Sf3#
- 1...Bb6
- 2.Qxb6#
- 1...Bb8
- 2.Qb6#
- 1...Sd3
- 2.Sb3#
- 1...Sa4
- 2.Qb4#
- 1...Sc4
- 2.Se6#
- 1...Se4
- 2.Qd5#
- 1...Sg4
- 2.Qd5#
- 1...Sh5
- 2.Qd5#
- 1...Sd7
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- threat
- 1.Qb7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 11
- REMOVED MATES = 2
- Sets
- B(i);SBLOCK::S(B)
- S(a);N_GUARD::QAR1(F)
- S(a);N_GUARD::QAR1(F),XS(a)
- S(f);SBLOCK::S(D)
- Tries
- Try
- Q(F);
- Threat
- DUALS(4)
- Vars
- S(f);N_GUARD::QAR1(F),XS(f)
- Refutation
- B(i);XQ(F)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- P(d);::QAB(F),XB(h)
- R(g);P_PINS(B)::QAB(F),XB(h)
- S(a);N_GUARD::QAR1(F),XS(a)
- S(f);::S(B)
- Refutation
- K(e);S_FLIGHT
- Try
- Q(F);
- Threat
- QAB1(F)
- Vars
- S(f);N_GUARD::QAR1(F),XS(f)
- B(h);N_GUARD::QAB(F)
- S(a);N_GUARD::QAR1(F),XS(a)
- S(f);N_GUARD::QAR1(F)
- Refutation
- K(e);S_FLIGHT
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- B(h);::S(D)
- B(i);::S(D)
- S(f);N_GUARD::QAR1(F),XS(f)
- Refutation
- P(d);
- Try
- Actual
- Q(F);
- Threat
- QAB(F),XB(h)
- Vars
- K(e);S_FLIGHT::S(B)
- S(f);N_GUARD::QAR1(F),XS(f)
- B(h);SBLOCK::S(D)
- B(h);N_GUARD::QAB(F),XB(h)
- B(h);N_GUARD::QAB(F)
- S(a);SBLOCK::S(B)
- S(a);N_GUARD::QAR2(F)
- S(a);SBLOCK::S(D)
- S(f);N_GUARD::QAR1(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).