MESON Chess Problem Database
Problem Display
PID: 143745 (8/3p4/p1pB4/Qn1PKN2/1Pk5/1p1p1B2/8/1N3n2 w - - 0 1)
Williams, Philip Hamilton
British Chess Magazine, 1896
#2
8 + 8
SOLUTION
- SOUND
- Sets
- 1...Sd2
- 2.Se3#
- 1...Sh2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sg3
- 2.Se3#
- 1...Sa3
- 2.Qc5#
- 1...Sc3
- 2.Sa3#
- 2.Qc5#
- 1...Sd4
- 2.Qc5#
- 1...Sxd6
- 2.Sxd6#
- 2.Qc5#
- 1...Sa7
- 2.Qc5#
- 1...Sc7
- 2.Qc5#
- 1...b2
- 2.Qa2#
- 1...d2
- 2.Be2#
- 1...cxd5
- 2.Bxd5#
- 1...Sd2
- Tries
- 1.Sa3+?
- 1...Sxa3
- 2.Qc5#
- 1...Kc3!
- 1...Sxa3
- 1.Bg2?
- 1...Sxd6
- 2.Sxd6#
- 2.Qc5#
- 1...cxd5
- 2.Bxd5#
- 1...b2
- 2.Qa2#
- 1...d2
- 2.Bxf1#
- 1...Sd2
- 2.Se3#
- 1...Sh2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sg3
- 2.Se3#
- 1...Sa3
- 2.Qc5#
- 1...Sc3
- 2.Sa3#
- 2.Qc5#
- 1...Sd4
- 2.Qc5#
- 1...Sa7
- 2.Qc5#
- 1...Sc7
- 2.Qc5#
- 1...c5!
- 1...Sxd6
- 1.Bc5?
- 1...cxd5
- 2.Bxd5#
- 1...b2
- 2.Qa2#
- 1...d2
- 2.Be2#
- 1...Sd2
- 2.Se3#
- 1...Sh2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sg3
- 2.Se3#
- 1...Sa3
- 2.Sd6#
- 1...Sc3
- 2.Sa3#
- 2.Sd6#
- 1...Sd4
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Sc7
- 2.Sd6#
- 1...d6+!
- 1...cxd5
- 1.Qb6?
- threat
- 2.Qc5#
- 1...d2
- 2.Be2#
- 1...c5
- 2.Qxc5#
- 1...b2!
- threat
- 1.Qxa6?
- 1...cxd5
- 2.Bxd5#
- 1...b2
- 2.Qa2#
- 1...d2
- 2.Be2#
- 1...Sd2
- 2.Se3#
- 1...Sh2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sg3
- 2.Se3#
- 1...c5!
- 1...cxd5
- 1.dxc6?
- threat
- 2.Bd5#
- 1...d2
- 2.Be2#
- 1...Se3
- 2.Sxe3#
- 1...Sc3
- 2.Sa3#
- 2.Qc5#
- 1...Sc7
- 2.Qc5#
- 1...dxc6!
- threat
- 1.Sa3+?
- Keys
- 1.Qa4!
- 1...Sxd6
- 2.Sxd6#
- 1...cxd5
- 2.Bxd5#
- 1...d2
- 2.Be2#
- 1...c5
- 2.bxc5#
- 1...Sd2
- 2.Se3#
- 1...Sh2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sg3
- 2.Se3#
- 1...Sa3
- 2.b5#
- 1...Sc3
- 2.Sa3#
- 1...Sd4
- 2.b5#
- 1...Sa7
- 2.b5#
- 1...Sc7
- 2.b5#
- 1...b2
- 2.Qa2#
- 1...a5
- 2.bxa5#
- 1...Sxd6
- 1.Qa4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 4
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(e);OGATE::QAR1(D)
- P(b);OGATEB::QAB(D)
- P(c);OGATEB::B(B)
- P(g);OGATE,XP(E)::B(B),XP(g)
- Tries
- Try
- S(A);CHECK
- Vars
- S(e);OGATE,XS(A)::QAR1(D)
- Refutation
- K(d);P-FLIGHT
- Try
- B(B);
- Vars
- P(g);OGATE,XP(E)::B(B),XP(g)
- P(b);OGATEB::QAB(D)
- P(c);OGATEB::B(B),XS(a)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(e);OGATE::QAR1(D)
- Refutation
- P(g);
- Try
- B(H);
- Vars
- P(g);OGATE,XP(E)::B(B),XP(g)
- P(b);OGATEB::QAB(D)
- P(c);OGATEB::B(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- Refutation
- P(h);CHECK
- Try
- Q(D);
- Threat
- QAR1(D)
- Vars
- P(c);OGATEB::B(B)
- P(g);::QAR1(D),XP(g)
- Refutation
- P(b);
- Try
- Q(D);P_PINS(e),XP(f)
- Vars
- P(g);OGATE,XP(E)::B(B),XP(g)
- P(b);OGATEB::QAB(D)
- P(c);OGATEB::B(B)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- Refutation
- P(g);
- Try
- P(E);XP(g)
- Threat
- B(B)
- Vars
- P(c);OGATEB::B(B)
- S(a);N_GUARD::S(G),XS(a)
- S(e);OGATE::QAR1(D)
- Refutation
- P(h);XP(E)
- Try
- Actual
- Q(D);
- Vars
- S(e);XB(H)::S(G),XS(e)
- P(g);OGATE,XP(E)::B(B),XP(g)
- P(c);OGATEB::B(B)
- P(g);OGATE::QAR(D)+P(C),XP(g)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD::S(G),XS(a)
- S(e);OGATE::QAR(D)+P(C)
- S(e);N_GUARD,SBLOCK::S(A)
- P(b);OGATEB::QAB(D)
- P(f);OGATE::QAR(D)+P(C),XP(f)
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