MESON Chess Problem Database
Problem Display
PID: 146316 (6K1/3B4/3n4/2pP2p1/2PPkPP1/1N1p1p1N/3PPP2/3R1R2 w - - 0 1)
McDowell, Michael
The Problemist, 2012
#2
14 + 6
SOLUTION
- SOUND
- Sets
- 1...Sb5
- 2.Bf5#
- 1...Sf5
- 2.Bxf5#
- 1...Sb7
- 2.Bf5#
- 1...Sf7
- 2.Bf5#
- 1...Sc8
- 2.Bf5#
- 1...Se8
- 2.Bf5#
- 1...dxe2
- 2.d3#
- 1...fxe2
- 2.f3#
- 1...cxd4
- 2.Sc5#
- 1...gxf4
- 2.Sg5#
- 1...Sb5
- Tries
- 1.Kh7?
- 1...dxe2
- 2.d3#
- 1...fxe2
- 2.f3#
- 1...cxd4
- 2.Sc5#
- 1...gxf4
- 2.Sg5#
- 1...Sb5
- 2.Bf5#
- 1...Sf5
- 2.Bxf5#
- 1...Sb7
- 2.Bf5#
- 1...Sf7
- 2.Bf5#
- 1...Sc8
- 2.Bf5#
- 1...Se8
- 2.Bf5#
- 1...Sxc4!
- 1...dxe2
- 1.Kf8?
- 1...dxe2
- 2.d3#
- 1...fxe2
- 2.f3#
- 1...cxd4
- 2.Sc5#
- 1...gxf4
- 2.Sg5#
- 1...Sb5
- 2.Bf5#
- 1...Sf5
- 2.Bxf5#
- 1...Sb7
- 2.Bf5#
- 1...Sf7
- 2.Bf5#
- 1...Sc8
- 2.Bf5#
- 1...Se8
- 2.Bf5#
- 1...Sxc4!
- 1...dxe2
- 1.Be6?
- 1...dxe2
- 2.d3#
- 1...fxe2
- 2.f3#
- 1...cxd4
- 2.Sc5#
- 1...gxf4
- 2.Sg5#
- 1...Sb5
- 2.Bf5#
- 1...Sf5
- 2.Bxf5#
- 1...Sb7
- 2.Bf5#
- 1...Sf7
- 2.Bf5#
- 1...Sc8
- 2.Bf5#
- 1...Se8
- 2.Bf5#
- 1...Sxc4!
- 1...dxe2
- 1.e3?
- threat
- 2.Sxc5#
- 2.Sxg5#
- 1...cxd4
- 2.Sc5#
- 2.Sxg5#
- 1...gxf4
- 2.Sxc5#
- 2.Sg5#
- 1...Sb7
- 2.Sxg5#
- 2.Bf5#
- 1...Sf7
- 2.Sxc5#
- 2.Bf5#
- 1...Sxc4!
- threat
- 1.Kh7?
- Keys
- 1.Bc6!
- 1...Sxc4
- 2.d6#
- 1...dxe2
- 2.d3#
- 1...fxe2
- 2.f3#
- 1...cxd4
- 2.Sc5#
- 1...gxf4
- 2.Sg5#
- 1...Sb5
- 2.d6#
- 1...Sf5
- 2.d6#
- 1...Sb7
- 2.d6#
- 1...Sf7
- 2.d6#
- 1...Sc8
- 2.d6#
- 1...Se8
- 2.d6#
- 1...Sxc4
- 1.Bc6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 6
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- P(a);OGATE,XP(D)::P(C)
- P(b);OGATE,XP(D)::P(E)
- P(d);SBLOCK,XP(I)::S(F)
- P(e);SBLOCK,XP(J)::S(G)
- Tries
- Try
- K(N);S_FLIGHT
- Vars
- P(a);OGATE,XP(D)::P(C)
- P(b);OGATE,XP(D)::P(E)
- P(d);SBLOCK,XP(I)::S(F)
- P(e);SBLOCK,XP(J)::S(G)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- S(f);XP(H)
- Try
- K(N);P-FLIGHT
- Vars
- P(a);OGATE,XP(D)::P(C)
- P(b);OGATE,XP(D)::P(E)
- P(d);SBLOCK,XP(I)::S(F)
- P(e);SBLOCK,XP(J)::S(G)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- S(f);XP(H)
- Try
- B(M);
- Vars
- P(a);OGATE,XP(D)::P(C)
- P(b);OGATE,XP(D)::P(E)
- P(d);SBLOCK,XP(I)::S(F)
- P(e);SBLOCK,XP(J)::S(G)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- S(f);XP(H)
- Try
- P(D);
- Threat
- DUALS(2)
- Refutation
- S(f);XP(H)
- Try
- Actual
- B(M);
- Vars
- S(f);OGATE,XP(H)::B(M)+P(L)
- P(a);OGATE,XP(D)::P(C)
- P(b);OGATE,XP(D)::P(E)
- P(d);SBLOCK,XP(I)::S(F)
- P(e);SBLOCK,XP(J)::S(G)
- S(f);OGATE::B(M)+P(L)
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