MESON Chess Problem Database
Problem Display
PID: 174983 (2B5/6p1/2p2bK1/5NPn/R2R2N1/3P1k1r/2Q5/5bBn w - - 0 1)
Fothergill, Percival Guy Laugham (PGLF)
3rd Prize, Brighton Society, 1901
#2
10 + 8
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rh2
- 2.Sxh2#
- 1...Rg3
- 2.Sh2#
- 2.Sh4#
- 1...Be2
- 2.Qxc6#
- 1...Bg2
- 2.Qd1#
- 1...Bxd3
- 2.Rxd3#
- 1...Be5
- 2.Sxe5#
- 1...Bxg5
- 2.Se5#
- 1...Be7
- 2.Se5#
- 1...Bd8
- 2.Se5#
- 1...Sf2
- 2.Qxf2#
- 1...S1g3
- 2.Qf2#
- 1...S5g3
- 2.Rf4#
- 1...Sf4+
- 2.Rxf4#
- 1...c5
- 2.Bb7#
- 1...Rh2
- Tries
- 1.Bb7?
- threat
- 2.Bxc6#
- 1...Sf4+
- 2.Rxf4#
- 1...Bxd3
- 2.Rxd3#
- 1...Sf2
- 2.Qxf2#
- 1...S1g3
- 2.Qf2#
- 1...S5g3
- 2.Rf4#
- 1...Bxd4!
- threat
- 1.Bd7?
- threat
- 2.Bxc6#
- 1...Sf4+
- 2.Rxf4#
- 1...Bxd3
- 2.Rxd3#
- 1...Sf2
- 2.Qxf2#
- 1...S1g3
- 2.Qf2#
- 1...S5g3
- 2.Rf4#
- 1...c5
- 2.Bc6#
- 1...Bxd4!
- threat
- 1.Re4?
- threat
- 2.Re3#
- 1...Sf4+
- 2.Rxf4#
- 1...Bxg5
- 2.Se5#
- 1...Be2
- 2.Qxe2#
- 1...Sf2
- 2.Qxf2#
- 1...Bd4!
- threat
- 1.gxf6?
- threat
- 2.Se5#
- 1...Sf4+
- 2.Rxf4#
- 1...Be2
- 2.Qxc6#
- 1...Sf2
- 2.Qxf2#
- 1...Rg3
- 2.Sh4#
- 1...gxf6!
- threat
- 1.Bb7?
- Keys
- 1.Bh2!
- 1...Sf4+
- 2.Rxf4#
- 1...Rxh2
- 2.Sxh2#
- 1...Bxd3
- 2.Rxd3#
- 1...Bxd4
- 2.Sxd4#
- 1...Bxg5
- 2.Se5#
- 1...Be2
- 2.Qxc6#
- 1...Sf2
- 2.Qxf2#
- 1...Rg3
- 2.Sh4#
- 1...Rh4
- 2.Sxh4#
- 1...Bg2
- 2.Qd1#
- 1...Be5
- 2.Sxe5#
- 1...Be7
- 2.Se5#
- 1...Bd8
- 2.Se5#
- 1...S1g3
- 2.Qf2#
- 1...S5g3
- 2.Rf4#
- 1...c5
- 2.Bb7#
- 1...Sf4+
- 1.Bh2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(d);N_GUARD::S(F),XR(d)
- B(a);SBLOCK::QAB(B),XP(f)
- B(a);N_GUARD,SBLOCK::QAB(B)
- B(a);OGATE,P_PINS(G),XP(C)::R(E),XB(a)
- B(g);N_GUARD::S(F),XB(g)
- B(g);N_GUARD,XP(H)::S(F)
- B(g);N_GUARD::S(F)
- S(b);N_GUARD::QAR1(B),XS(b)
- S(b);N_GUARD::QAR1(B)
- S(e);N_GUARD::R1(E)
- S(e);CHECK,N_GUARD::R1(E),XS(e)
- P(f);OGATEB::B(J)
- Tries
- Try
- B(J);P_PINP(f)
- Threat
- B(J),XP(f)
- Vars
- S(e);CHECK,N_GUARD::R1(E),XS(e)
- B(a);OGATE,P_PINS(G),XP(C)::R(E),XB(a)
- S(b);N_GUARD::QAR1(B),XS(b)
- S(b);N_GUARD::QAR1(B)
- S(e);N_GUARD::R1(E)
- Refutation
- B(g);XR(E)
- Try
- B(J);
- Threat
- B(J),XP(f)
- Vars
- S(e);CHECK,N_GUARD::R1(E),XS(e)
- B(a);OGATE,P_PINS(G),XP(C)::R(E),XB(a)
- S(b);N_GUARD::QAR1(B),XS(b)
- S(b);N_GUARD::QAR1(B)
- S(e);N_GUARD::R1(E)
- P(f);::B(J)
- Refutation
- B(g);XR(E)
- Try
- R(E);
- Threat
- R1(E)
- Vars
- S(e);CHECK,N_GUARD::R1(E),XS(e)
- B(g);N_GUARD,XP(H)::S(F)
- B(a);N_GUARD::QAB1(B),XB(a)
- S(b);N_GUARD::QAR1(B),XS(b)
- Refutation
- B(g);
- Try
- P(H);XB(g)
- Threat
- S(F)
- Vars
- S(e);CHECK,N_GUARD::R1(E),XS(e)
- B(a);SBLOCK::QAB(B),XP(f)
- S(b);N_GUARD::QAR1(B),XS(b)
- R(d);N_GUARD,P_PINS(F),SBLOCK::S(G)
- Refutation
- P(h);XP(H)
- Try
- Actual
- B(A);
- Vars
- S(e);CHECK,N_GUARD::R1(E),XS(e)
- R(d);XB(A)::S(F),XR(d)
- B(a);OGATE,P_PINS(G),XP(C)::R(E),XB(a)
- B(g);XR(E)::S(G),XB(g)
- B(g);N_GUARD,XP(H)::S(F)
- B(a);SBLOCK::QAB(B),XP(f)
- S(b);N_GUARD::QAR1(B),XS(b)
- R(d);N_GUARD::S(G)
- R(d);N_GUARD::S(G),XR(d)
- B(a);N_GUARD,SBLOCK::QAB(B)
- B(g);N_GUARD::S(F),XB(g)
- B(g);N_GUARD::S(F)
- S(b);N_GUARD::QAR1(B)
- S(e);N_GUARD::R1(E)
- P(f);OGATEB::B(J)
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).