MESON Chess Problem Database
Problem Display
PID: 221784 (8/1p6/8/ppp4p/pk1N3B/3QnKR1/P7/2b5 w - - 0 1)
Fothergill, Percival Guy Laugham (PGLF)
The Field, 1893
(First published on Sat Aug 19 1893)
#2
6 + 9
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bd2
- 2.a3#
- 1...Sd1
- 2.Sc2#
- 1...Sf1
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sg2
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sg4
- 2.Sc2#
- 1...Sd5
- 2.Sc2#
- 1...Sf5
- 2.Sc2#
- 1...a3
- 2.Qb3#
- 1...cxd4
- 2.Be7#
- 1...c4
- 2.Be7#
- 1...b6
- 2.Sc6#
- 1...Bd2
- Tries
- 1.Rg1?
- 1...cxd4
- 2.Be7#
- 1...a3
- 2.Qb3#
- 1...c4
- 2.Be7#
- 1...Bd2
- 2.Rb1#
- 2.a3#
- 1...Ba3
- 2.Be1#
- 1...Sd1
- 2.Sc2#
- 1...Sf1
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sg2
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sg4
- 2.Sc2#
- 1...Sd5
- 2.Sc2#
- 1...Sf5
- 2.Sc2#
- 1...b6
- 2.Sc6#
- 1...Bb2!
- 1...cxd4
- 1.Rh3?
- 1...cxd4
- 2.Be7#
- 1...a3
- 2.Qb3#
- 1...c4
- 2.Be7#
- 1...Bd2
- 2.a3#
- 1...Ba3
- 2.Be1#
- 1...Sd1
- 2.Sc2#
- 1...Sf1
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sg2
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sg4
- 2.Sc2#
- 1...Sd5
- 2.Sc2#
- 1...Sf5
- 2.Sc2#
- 1...b6
- 2.Sc6#
- 1...Bb2!
- 1...cxd4
- 1.Rg4?
- threat
- 2.Sc2#
- 2.Sc6#
- 1...Sxg4
- 2.Sc2#
- 1...cxd4
- 2.Be7#
- 1...c4
- 2.Be7#
- 1...Sc2
- 2.Sxc2#
- 2.Sc6#
- 1...Sc4
- 2.Sc2#
- 1...hxg4+!
- threat
- 1.Rg5?
- 1...cxd4
- 2.Rxb5#
- 1...a3
- 2.Qb3#
- 1...Bd2
- 2.a3#
- 1...Ba3
- 2.Be1#
- 1...Sd1
- 2.Sc2#
- 1...Sf1
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sg2
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sg4
- 2.Sc2#
- 1...Sd5
- 2.Sc2#
- 1...Sf5
- 2.Sc2#
- 1...c4
- 2.Rxb5#
- 1...b6
- 2.Sc6#
- 1...Bb2!
- 1...cxd4
- 1.Rg6?
- 1...cxd4
- 2.Be7#
- 1...a3
- 2.Qb3#
- 1...c4
- 2.Be7#
- 1...Bd2
- 2.a3#
- 1...Ba3
- 2.Be1#
- 1...Sd1
- 2.Sc2#
- 1...Sf1
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sg2
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sg4
- 2.Sc2#
- 1...Sd5
- 2.Sc2#
- 1...Sf5
- 2.Sc2#
- 1...b6
- 2.Sc6#
- 1...Bb2!
- 1...cxd4
- 1.Rg7?
- 1...cxd4
- 2.Be7#
- 1...a3
- 2.Qb3#
- 1...c4
- 2.Be7#
- 1...Bd2
- 2.a3#
- 1...Ba3
- 2.Be1#
- 1...Sd1
- 2.Sc2#
- 1...Sf1
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sg2
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sg4
- 2.Sc2#
- 1...Sd5
- 2.Sc2#
- 1...Sf5
- 2.Sc2#
- 1...b6
- 2.Sc6#
- 1...Bb2!
- 1...cxd4
- 1.Rg8?
- 1...cxd4
- 2.Be7#
- 1...a3
- 2.Qb3#
- 1...c4
- 2.Be7#
- 1...Bd2
- 2.a3#
- 1...Ba3
- 2.Be1#
- 1...Sd1
- 2.Sc2#
- 1...Sf1
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sg2
- 2.Sc2#
- 1...Sc4
- 2.Sc2#
- 1...Sg4
- 2.Sc2#
- 1...Sd5
- 2.Sc2#
- 1...Sf5
- 2.Sc2#
- 1...b6
- 2.Sc6#
- 1...Bb2!
- 1...cxd4
- 1.Rg1?
- Keys
- 1.Rg2!
- 1...Sxg2
- 2.Sc2#
- 1...cxd4
- 2.Be7#
- 1...a3
- 2.Qb3#
- 1...c4
- 2.Be7#
- 1...Bb2
- 2.Rxb2#
- 1...Bd2
- 2.a3#
- 1...Ba3
- 2.Be1#
- 1...Sd1
- 2.Sc2#
- 1...Sf1
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Sc4
- 2.Sc2#
- 1...Sg4
- 2.Sc2#
- 1...Sd5
- 2.Sc2#
- 1...Sf5
- 2.Sc2#
- 1...b6
- 2.Sc6#
- 1...Sxg2
- 1.Rg2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(a);N_GUARD::P(A)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- P(c);N_GUARD::QAR1(B)
- P(g);OGATEB,XS(E)::B(F)
- P(g);OGATEB::B(F)
- P(i);N_GUARD::S(E)
- Tries
- Try
- R(D);
- Vars
- P(g);OGATEB,XS(E)::B(F)
- P(c);N_GUARD::QAR1(B)
- P(g);OGATEB::B(F)
- B(a);N_GUARD::B(F)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- P(i);N_GUARD::S(E)
- Refutation
- B(a);
- Try
- R(D);
- Vars
- P(g);OGATEB,XS(E)::B(F)
- P(c);N_GUARD::QAR1(B)
- P(g);OGATEB::B(F)
- B(a);N_GUARD::P(A)
- B(a);N_GUARD::B(F)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- P(i);N_GUARD::S(E)
- Refutation
- B(a);
- Try
- R(D);
- Threat
- DUALS(2)
- Vars
- S(b);XR(D)::S(E)
- P(g);OGATEB,P_SPINP(g),XS(E)::B(F)
- P(g);OGATEB::B(F)
- S(b);::S(E)
- Refutation
- P(h);CHECK,XR(D)
- Try
- R(D);
- Vars
- P(g);OGATE,XS(E)::R1(D),XP(f)
- P(c);N_GUARD::QAR1(B)
- B(a);N_GUARD::P(A)
- B(a);N_GUARD::B(F)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- P(g);OGATE::R1(D),XP(f)
- P(i);N_GUARD::S(E)
- Refutation
- B(a);
- Try
- R(D);
- Vars
- P(g);OGATEB,XS(E)::B(F)
- P(c);N_GUARD::QAR1(B)
- P(g);OGATEB::B(F)
- B(a);N_GUARD::P(A)
- B(a);N_GUARD::B(F)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- P(i);N_GUARD::S(E)
- Refutation
- B(a);
- Try
- R(D);
- Vars
- P(g);OGATEB,XS(E)::B(F)
- P(c);N_GUARD::QAR1(B)
- P(g);OGATEB::B(F)
- B(a);N_GUARD::P(A)
- B(a);N_GUARD::B(F)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- P(i);N_GUARD::S(E)
- Refutation
- B(a);
- Try
- R(D);
- Vars
- P(g);OGATEB,XS(E)::B(F)
- P(c);N_GUARD::QAR1(B)
- P(g);OGATEB::B(F)
- B(a);N_GUARD::P(A)
- B(a);N_GUARD::B(F)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- P(i);N_GUARD::S(E)
- Refutation
- B(a);
- Try
- Actual
- R(D);
- Vars
- S(b);N_GUARD,XR(D)::S(E)
- P(g);OGATEB,XS(E)::B(F)
- P(c);N_GUARD::QAR1(B)
- P(g);OGATEB::B(F)
- B(a);N_GUARD::R(D),XB(a)
- B(a);N_GUARD::P(A)
- B(a);N_GUARD::B(F)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- P(i);N_GUARD::S(E)
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