MESON Chess Problem Database
Problem Display
PID: 100924 (3r4/2n4p/2N2p1K/4rkN1/3pR1p1/8/Q1B5/8 w - - 0 1)
Faulkner, William J
Good Companions, 1918
#2
6 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra5
- 2.Se7#
- 2.Rxd4#
- 1...Rb5
- 2.Se7#
- 2.Rxd4#
- 1...Rc5
- 2.Se7#
- 1...Red5
- 2.Se7#
- 2.Rxd4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Sxd4#
- 1...Rb8
- 2.Sxd4#
- 1...Rc8
- 2.Sxd4#
- 1...Re8
- 2.Sxd4#
- 1...Rf8
- 2.Sxd4#
- 1...Rg8
- 2.Sxd4#
- 1...Rh8
- 2.Sxd4#
- 1...Sd5
- 2.Sxd4#
- 1...Se6
- 2.Se7#
- 1...fxg5
- 2.Qf7#
- 1...Ra5
- Tries
- 1.Bb1?
- threat
- 2.Qf2#
- 1...fxg5
- 2.Qf7#
- 1...Sd5
- 2.Sxd4#
- 1...Se6
- 2.Se7#
- 1...g3!
- threat
- 1.Bd3?
- threat
- 2.Qf2#
- 1...fxg5
- 2.Qf7#
- 1...Sd5
- 2.Sxd4#
- 1...Se6
- 2.Se7#
- 1...g3!
- threat
- 1.Re1+?
- 1...Re4
- 2.Rf1#
- 1...d3
- 2.Rf1#
- 1...Kf4!
- 1...Re4
- 1.Re2+?
- 1...Re4
- 2.Rf2#
- 1...d3
- 2.Rf2#
- 1...Kf4!
- 1...Re4
- 1.Qb1?
- threat
- 2.Qf1#
- 1...Sd5
- 2.Sxd4#
- 1...Se6
- 2.Se7#
- 1...fxg5!
- threat
- 1.Qd5?
- threat
- 2.Sxd4#
- 2.Se7#
- 2.Rxd4#
- 1...Rexd5
- 2.Se7#
- 2.Rxd4#
- 1...Sxd5
- 2.Sxd4#
- 1...fxg5
- 2.Qf7#
- 2.Qxe5#
- 1...Rd7
- 2.Sxd4#
- 2.Rxd4#
- 1...Re8
- 2.Sxd4#
- 2.Rxd4#
- 1...Sb5
- 2.Se7#
- 2.Rxd4#
- 1...Se6
- 2.Se7#
- 2.Rxd4#
- 1...d3
- 2.Sd4#
- 2.Se7#
- 1...Rdxd5!
- threat
- 1.Qe6+?
- 1...Sxe6
- 2.Se7#
- 1...Rxe6!
- 1...Sxe6
- 1.Qa1?
- threat
- 2.Qf1#
- 1...Sd5
- 2.Sxd4#
- 1...Se6
- 2.Se7#
- 1...fxg5!
- threat
- 1.Bb1?
- Keys
- 1.Qc4!
- threat
- 2.Qf1#
- 1...fxg5
- 2.Qf7#
- 1...Sd5
- 2.Sxd4#
- 1...Se6
- 2.Se7#
- 1...d3
- 2.Rf4#
- threat
- 1.Qc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 9
- Sets
- R(c);N_GUARD::S(E)
- R(c);N_GUARD::S(E),XR(c)
- R(h);N_GUARD::S(E),XP(a)
- S(f);S_CUTR(h)::S(E),XP(a)
- S(f);S_CUTR(c)::S(E)
- P(e);OGATEB,XS(D)::QAR2(A)
- Tries
- Try
- B(B);
- Threat
- QAR(A)
- Vars
- P(e);OGATEB,XS(D)::QAR2(A)
- S(f);S_CUTR(h)::S(E),XP(a)
- S(f);S_CUTR(c)::S(E)
- Refutation
- P(b);
- Try
- B(B);
- Threat
- QAR(A)
- Vars
- P(e);OGATEB,XS(D)::QAR2(A)
- S(f);S_CUTR(h)::S(E),XP(a)
- S(f);S_CUTR(c)::S(E)
- Refutation
- P(b);
- Try
- R(C);CHECK
- Vars
- R(c);P_SPINR(c)::R(C)
- P(a);P_SPINP(a)::R(C)
- Refutation
- K(d);P-FLIGHT
- Try
- R(C);CHECK
- Vars
- R(c);P_SPINR(c)::R(C)
- P(a);P_SPINP(a)::R(C)
- Refutation
- K(d);P-FLIGHT
- Try
- Q(A);
- Threat
- QAR(A)
- Vars
- S(f);S_CUTR(h)::S(E),XP(a)
- S(f);S_CUTR(c)::S(E)
- Refutation
- P(e);XS(D)
- Try
- Q(A);P_PINR(c)
- Threat
- DUALS(3)
- Vars
- S(f);N_SPINR(c),XQ(A)::S(E),XP(a)
- Refutation
- R(h);N_SPINR(c),XQ(A)
- Try
- Q(A);CHECK
- Vars
- S(f);XQ(A)::S(E)
- Refutation
- R(c);XQ(A)
- Try
- Q(A);
- Threat
- QAR(A)
- Vars
- S(f);S_CUTR(h)::S(E),XP(a)
- S(f);S_CUTR(c)::S(E)
- Refutation
- P(e);XS(D)
- Try
- Actual
- Q(A);
- Threat
- QAR(A)
- Vars
- P(e);OGATEB,XS(D)::QAR2(A)
- S(f);S_CUTR(h)::S(E),XP(a)
- S(f);S_CUTR(c)::S(E)
- P(a);::R1(C)
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).