MESON Chess Problem Database
Problem Display
PID: 2674 (7b/1nn5/8/6Q1/1P1kp1N1/3pN3/3K4/8 w - - 0 1)
Shinkman, William Anthony
Source?, 0000
#2
5 + 6
| 2638 | White to Play | 1913 |
| 2681 | All Change Here! | 1919 |
| 3925 | The Golden Argosy | 1929 |
SOLUTION
- SOUND
- Sets
- 1...Be5
- 2.Qxe5#
- 1...Bf6
- 2.Qxf6#
- 1...Bg7
- 2.Qxg7#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Qc5#
- 1...Sd8
- 2.Qc5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sa6
- 2.Qd5#
- 1...Se6
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...Be5
- Tries
- 1.Sf2?
- 1...Bf6
- 2.Qxf6#
- 1...Bg7
- 2.Qxg7#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Qc5#
- 1...Sd8
- 2.Qc5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sa6
- 2.Qd5#
- 1...Se6
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...Be5!
- 1...Bf6
- 1.Sh2?
- 1...Bf6
- 2.Qxf6#
- 1...Bg7
- 2.Qxg7#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Qc5#
- 1...Sd8
- 2.Qc5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sa6
- 2.Qd5#
- 1...Se6
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...Be5!
- 1...Bf6
- 1.Sf6?
- 1...Bxf6
- 2.Qxf6#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Qc5#
- 1...Sd8
- 2.Qc5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sa6
- 2.Qd5#
- 1...Se6
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...Bg7!
- 1...Bxf6
- 1.Qd8+?
- 1...Sd6
- 2.Qxh8#
- 1...Sd5
- 2.Qxd5#
- 1...Sxd8!
- 1...Sd6
- 1.Qb5?
- threat
- 2.Sf5#
- 2.Qc4#
- 1...Sa5
- 2.Sf5#
- 2.Qc5#
- 2.Qb6#
- 1...Sc5
- 2.Qc4#
- 2.Qxc5#
- 1...Sd6
- 2.Qc5#
- 2.Qb6#
- 1...Sxb5!
- threat
- 1.Qf5?
- 1...Be5
- 2.Qxe5#
- 1...Bf6
- 2.Qxf6#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Qc5#
- 1...Sd8
- 2.Qc5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sa6
- 2.Qd5#
- 1...Se6
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...Bg7!
- 1...Be5
- 1.Qg8?
- threat
- 2.Sf5#
- 2.Qc4#
- 2.Qxh8#
- 1...Be5
- 2.Sf5#
- 2.Qc4#
- 1...Bf6
- 2.Sf5#
- 2.Qc4#
- 1...Bg7
- 2.Sf5#
- 2.Qc4#
- 2.Qxg7#
- 1...Sa5
- 2.Sf5#
- 2.Qxh8#
- 1...Sd6
- 2.Qxh8#
- 1...Sd5
- 2.Qxd5#
- 1...Se8
- 2.Sf5#
- 2.Qc4#
- 2.Qd5#
- 1...Se6!
- threat
- 1.Sf2?
- Keys
- 1.Sh6!
- 1...Be5
- 2.Shf5#
- 1...Bf6
- 2.Qxf6#
- 1...Bg7
- 2.Qxg7#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Qc5#
- 1...Sd8
- 2.Qc5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sa6
- 2.Qd5#
- 1...Se6
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...Be5
- 1.Sh6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(f);N_GUARD::QAB1(E),XB(f)
- B(f);N_GUARD::QAB(E),XB(f)
- S(d);N_GUARD::QAB1(E)
- S(d);N_GUARD::QAB1(E),XS(d)
- S(e);N_GUARD::QAR1(E)
- S(e);N_GUARD::QAR1(E),XS(e)
- Tries
- Try
- S(D);
- Vars
- B(f);N_GUARD::QAB(E),XB(f)
- S(d);N_GUARD::QAB1(E)
- S(d);N_GUARD::QAB1(E),XS(d)
- S(e);N_GUARD::QAR1(E)
- S(e);N_GUARD::QAR1(E),XS(e)
- Refutation
- B(f);
- Try
- S(D);
- Vars
- B(f);N_GUARD::QAB(E),XB(f)
- S(d);N_GUARD::QAB1(E)
- S(d);N_GUARD::QAB1(E),XS(d)
- S(e);N_GUARD::QAR1(E)
- S(e);N_GUARD::QAR1(E),XS(e)
- Refutation
- B(f);
- Try
- S(D);
- Vars
- B(f);OGATE,XS(D)::QAB(E),XB(f)
- S(d);N_GUARD::QAB1(E)
- S(d);N_GUARD::QAB1(E),XS(d)
- S(e);N_GUARD::QAR1(E)
- S(e);N_GUARD::QAR1(E),XS(e)
- Refutation
- B(f);
- Try
- Q(E);CHECK
- Vars
- S(d);P_SPINS(d)::QAB(E),XB(f)
- S(e);N_GUARD,P_SPINS(e)::QAR1(E),XS(e)
- Refutation
- S(d);XQ(E)
- Try
- Q(E);
- Threat
- DUALS(2)
- Refutation
- S(e);XQ(E)
- Try
- Q(E);
- Vars
- B(f);N_GUARD::QAB1(E),XB(f)
- B(f);N_GUARD::QAB(E),XB(f)
- S(d);N_GUARD::QAB1(E)
- S(d);N_GUARD::QAB1(E),XS(d)
- S(e);N_GUARD::QAR1(E)
- S(e);N_GUARD::QAR1(E),XS(e)
- Refutation
- B(f);
- Try
- Q(E);
- Threat
- DUALS(3)
- Vars
- S(d);::QAB(E),XB(f)
- S(e);N_GUARD::QAR1(E),XS(e)
- Refutation
- S(e);
- Try
- Actual
- S(D);
- Vars
- B(f);SBLOCK::S(D)
- B(f);N_GUARD::QAB(E),XB(f)
- S(d);N_GUARD::QAB1(E)
- S(d);N_GUARD::QAB1(E),XS(d)
- S(e);N_GUARD::QAR1(E)
- S(e);N_GUARD::QAR1(E),XS(e)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).