MESON Chess Problem Database
Problem Display
PID: 53089 (4R1K1/1p3N2/q2P4/5kPB/2b5/3n2P1/Q1NB1b1n/6rr w - - 0 1)
Hawes, Frederick Thomas
Ravenscroft, Frank
Chess Life, 1954
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Be1
- 2.Se3#
- 2.Sd4#
- 1...Be3
- 2.Sxe3#
- 1...Bxg3
- 2.Sd4#
- 1...Bd4
- 2.Sxd4#
- 1...Bb5
- 2.Sh6#
- 2.Qe6#
- 1...Be6
- 2.Qxe6#
- 1...Bxf7+
- 2.Qxf7#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 1...Sf4
- 2.Re5#
- 1...Sc5
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Be1
- Tries
- 1.Kh7?
- threat
- 2.Sh6#
- 1...Qxd6
- 2.Sxd6#
- 1...Bxf7
- 2.Qxf7#
- 1...Be6
- 2.Qxe6#
- 1...Se5
- 2.Rxe5#
- 1...Be3
- 2.Sxe3#
- 1...Sf4
- 2.Re5#
- 1...Sg4!
- threat
- 1.Kf8?
- threat
- 2.Sh6#
- 1...Qxd6+
- 2.Sxd6#
- 1...Bxf7
- 2.Qxf7#
- 1...Be6
- 2.Qxe6#
- 1...Se5
- 2.Rxe5#
- 1...Be3
- 2.Sxe3#
- 1...Sf4
- 2.Re5#
- 1...Sg4!
- threat
- 1.Kh8?
- threat
- 2.Sh6#
- 1...Bd4+
- 2.Sxd4#
- 1...Qxd6
- 2.Sxd6#
- 1...Bxf7
- 2.Qxf7#
- 1...Be6
- 2.Qxe6#
- 1...Se5
- 2.Rxe5#
- 1...Be3
- 2.Sxe3#
- 1...Sf4
- 2.Re5#
- 1...Sg4!
- threat
- 1.Qxc4?
- threat
- 2.Sh6#
- 2.Qe6#
- 2.Qe4#
- 2.Qc8#
- 1...Qxd6
- 2.Sxd6#
- 2.Qe4#
- 1...Sg4
- 2.Qe6#
- 2.Qe4#
- 2.Qxg4#
- 2.Qc8#
- 1...Qb5
- 2.Sh6#
- 2.Qe6#
- 2.Qe4#
- 1...Qa2
- 2.Sh6#
- 2.Qxd3#
- 2.Qe4#
- 1...Qa4
- 2.Sh6#
- 2.Qe6#
- 1...Qc6
- 2.Sh6#
- 2.Qe6#
- 1...Qa8
- 2.Sh6#
- 2.Qxd3#
- 2.Qe6#
- 2.Qe4#
- 1...Re1
- 2.Sh6#
- 1...Be3
- 2.Sxe3#
- 2.Qe6#
- 2.Qe4#
- 2.Qc8#
- 1...Bd4
- 2.Sxd4#
- 2.Sh6#
- 2.Qe6#
- 2.Qc8#
- 1...Bc5
- 2.Sh6#
- 2.Qe6#
- 2.Qe4#
- 1...Sf4
- 2.Re5#
- 2.Qe4#
- 2.Qxf4#
- 1...Sc5
- 2.Sh6#
- 2.Re5#
- 2.Qd5#
- 2.Qf4#
- 1...Se5
- 2.Sh6#
- 2.Rxe5#
- 2.Qf4#
- 1...b5
- 2.Sh6#
- 2.Qxd3#
- 2.Qe6#
- 2.Qe4#
- 1...b6
- 2.Sh6#
- 2.Qe6#
- 2.Qe4#
- 1...Qxc4!
- threat
- 1.Kh7?
- Keys
- 1.Kg7!
- threat
- 2.Sh6#
- 1...Bd4+
- 2.Sxd4#
- 1...Qxd6
- 2.Sxd6#
- 1...Bxf7
- 2.Qxf7#
- 1...Be6
- 2.Qxe6#
- 1...Se5
- 2.Rxe5#
- 1...Be3
- 2.Sxe3#
- 1...Sg4
- 2.Bg6#
- 1...Sf4
- 2.Re5#
- threat
- 1.Kg7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 6
- Sets
- B(c);N_GUARD::S(B),XB(c)
- B(c);N_GUARD,XP(D)::S(B)
- B(f);OGATE::QAB1(A),XB(f)
- B(f);CHECK,OGATE,XS(H)::QAR2(A),XB(f)
- S(e);N_GUARD::R1(I)
- S(e);N_GUARD::R1(I),XS(e)
- Tries
- Try
- K(J);N_SPINS(H),S_FLIGHT
- Threat
- S(H)
- Vars
- Q(h);XP(G)::S(H),XQ(h)
- B(f);OGATE,XS(H)::QAR2(A),XB(f)
- B(f);OGATE::QAB1(A),XB(f)
- S(e);N_GUARD::R1(I),XS(e)
- B(c);N_GUARD::S(B),XB(c)
- S(e);N_GUARD::R1(I)
- Refutation
- S(d);P_PINB(F)
- Try
- K(J);N_SPINS(H),P-FLIGHT
- Threat
- S(H)
- Vars
- Q(h);CHECK,XP(G)::S(H),XQ(h)
- B(f);OGATE,XS(H)::QAR2(A),XB(f)
- B(f);OGATE::QAB1(A),XB(f)
- S(e);N_GUARD::R1(I),XS(e)
- B(c);N_GUARD::S(B),XB(c)
- S(e);N_GUARD::R1(I)
- Refutation
- S(d);
- Try
- K(J);N_SPINS(H),P-FLIGHT
- Threat
- S(H)
- Vars
- B(c);CHECK,N_GUARD::S(B),XB(c)
- Q(h);XP(G)::S(H),XQ(h)
- B(f);OGATE,XS(H)::QAR2(A),XB(f)
- B(f);OGATE::QAB1(A),XB(f)
- S(e);N_GUARD::R1(I),XS(e)
- B(c);N_GUARD::S(B),XB(c)
- S(e);N_GUARD::R1(I)
- Refutation
- S(d);P_PINB(F)
- Try
- Q(A);N_SPINS(H),XB(f)
- Threat
- DUALS(4)
- Vars
- R(a);::S(H)
- Refutation
- Q(h);P_PINS(H),XQ(A)
- Try
- Actual
- K(J);N_SPINS(H),P-FLIGHT
- Threat
- S(H)
- Vars
- B(c);CHECK,N_GUARD::S(B),XB(c)
- Q(h);XP(G)::S(H),XQ(h)
- B(f);OGATE,XS(H)::QAR2(A),XB(f)
- B(f);OGATE::QAB1(A),XB(f)
- S(e);N_GUARD::R1(I),XS(e)
- B(c);N_GUARD::S(B),XB(c)
- S(d);SBLOCK::B(F)
- S(e);N_GUARD::R1(I)
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