MESON Chess Problem Database
Problem Display
PID: 132415 (8/5kPp/5pn1/5N2/B1p2NQ1/6K1/8/8 w - - 0 1)
Sumner, Christopher Richard Benson
The Field, 1957
(First published on Thu Feb 21 1957)
#2
6 + 5
SOLUTION
- SOUND
- Sets
- 1...Sxf4
- 2.g8Q#
- 1...Sh4
- 2.g8Q#
- 1...Se5
- 2.g8Q#
- 1...Se7
- 2.Sh6#
- 1...Sf8
- 2.g8Q#
- 2.g8B#
- 1...Sh8
- 2.g8Q#
- 1...Sxf4
- Tries
- 1.Se2?
- threat
- 2.Qxc4#
- 1...Kg8
- 2.Qxc4#
- 1...c3
- 2.Qc4#
- 1...Sf4
- 2.g8Q#
- 1...Sh4
- 2.g8Q#
- 1...Se5
- 2.g8Q#
- 1...Se7
- 2.Sh6#
- 1...Sf8
- 2.g8Q#
- 2.g8B#
- 1...Sh8
- 2.g8Q#
- 1...Ke6!
- threat
- 1.Sg2?
- threat
- 2.Qxc4#
- 1...Kg8
- 2.Qxc4#
- 1...c3
- 2.Qc4#
- 1...Sf4
- 2.g8Q#
- 1...Sh4
- 2.g8Q#
- 1...Se5
- 2.g8Q#
- 1...Se7
- 2.Sh6#
- 1...Sf8
- 2.g8Q#
- 2.g8B#
- 1...Sh8
- 2.g8Q#
- 1...Ke6!
- threat
- 1.Sh3?
- threat
- 2.Qxc4#
- 1...Kg8
- 2.Qxc4#
- 1...c3
- 2.Qc4#
- 1...Sf4
- 2.g8Q#
- 1...Sh4
- 2.g8Q#
- 1...Se5
- 2.g8Q#
- 1...Se7
- 2.Sh6#
- 1...Sf8
- 2.g8Q#
- 2.g8B#
- 1...Sh8
- 2.g8Q#
- 1...Ke6!
- threat
- 1.Sh5?
- threat
- 2.Qxc4#
- 1...Kg8
- 2.Sh6#
- 2.Qxc4#
- 1...c3
- 2.Qc4#
- 1...Sf4
- 2.g8Q#
- 1...Sh4
- 2.g8Q#
- 1...Se5
- 2.g8Q#
- 1...Se7
- 2.Sh6#
- 1...Sf8
- 2.g8Q#
- 2.g8B#
- 1...Sh8
- 2.g8Q#
- 1...Ke6!
- threat
- 1.Sh6+?
- 1...Ke7
- 2.Qd7#
- 1...Kxg7!
- 1...Ke7
- 1.Qxg6+?
- 1...Kg8
- 2.Sh6#
- 2.Se7#
- 2.Qe8#
- 1...hxg6!
- 1...Kg8
- 1.Se2?
- Keys
- 1.Sd3!
- threat
- 2.Qxc4#
- 1...Ke6
- 2.g8Q#
- 2.g8B#
- 1...Kg8
- 2.Qxc4#
- 1...cxd3
- 2.Qc4#
- 1...c3
- 2.Qc4#
- 1...Sf4
- 2.g8Q#
- 1...Sh4
- 2.g8Q#
- 1...Se5
- 2.g8Q#
- 1...Se7
- 2.Sh6#
- 1...Sf8
- 2.g8Q#
- 2.g8B#
- 1...Sh8
- 2.g8Q#
- threat
- 1.Sd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(c);XS(C)::P=Q
- S(c);::P=Q
- S(c);SBLOCK::S(E)
- Tries
- Try
- S(C);
- Threat
- QAB(D),XP(a)
- Vars
- K(d);S_FLIGHT::QAB(D),XP(a)
- P(a);::QAB(D)
- S(c);::P=Q
- S(c);SBLOCK::S(E)
- Refutation
- K(d);S_FLIGHT
- Try
- S(C);
- Threat
- QAB(D),XP(a)
- Vars
- K(d);S_FLIGHT::QAB(D),XP(a)
- P(a);::QAB(D)
- S(c);::P=Q
- S(c);SBLOCK::S(E)
- Refutation
- K(d);S_FLIGHT
- Try
- S(C);
- Threat
- QAB(D),XP(a)
- Vars
- K(d);S_FLIGHT::QAB(D),XP(a)
- P(a);::QAB(D)
- S(c);::P=Q
- S(c);SBLOCK::S(E)
- Refutation
- K(d);S_FLIGHT
- Try
- S(C);
- Threat
- QAB(D),XP(a)
- Vars
- P(a);::QAB(D)
- S(c);::P=Q
- S(c);SBLOCK::S(E)
- Refutation
- K(d);S_FLIGHT
- Try
- S(E);CHECK
- Vars
- K(d);P-FLIGHT::QAR1(D)
- Refutation
- K(d);P-FLIGHT,P_SPINS(c),XP(F)
- Try
- Q(D);CHECK,XS(c)
- Refutation
- P(e);XQ(D)
- Try
- Actual
- S(C);
- Threat
- QAB(D),XP(a)
- Vars
- K(d);S_FLIGHT::P=Q
- K(d);S_FLIGHT::QAB(D),XP(a)
- P(a);XS(C)::QAB(D)
- P(a);::QAB(D)
- S(c);::P=Q
- S(c);SBLOCK::S(E)
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