MESON Chess Problem Database
Problem Display
PID: 10475 (8/8/1p6/3Qn3/3N4/2ppp3/2PkP3/1R5K w - - 0 1)
Mansfield, Comins
2nd HM., US Problem Bulletin, 1964
#2
6 + 6
| 4054 | Complete Mansfield/III | 1999 |
SOLUTION
- SOUND
- Tries
- 1.Sb3+?
- 1...Kxe2
- 2.Qg2#
- 1...Kxc2!
- 1...Kxe2
- 1.Sf3+?
- 1...Kxc2
- 2.Qa2#
- 2.Qb3#
- 1...Sxf3
- 2.Qxd3#
- 1...Kxe2!
- 1...Kxc2
- 1.Sf5?
- 1...Kxc2
- 2.Qa2#
- 1...Kxe2
- 2.Qg2#
- 1...Sf3
- 2.Qxd3#
- 1...Sc4
- 2.Qxd3#
- 1...Sg4
- 2.Qxd3#
- 1...Sc6
- 2.Qxd3#
- 1...Sg6
- 2.Qxd3#
- 1...Sd7
- 2.Qxd3#
- 1...Sf7
- 2.Qxd3#
- 1...b5!
- 1...Kxc2
- 1.Sc6?
- 1...Kxc2
- 2.Qa2#
- 1...Kxe2
- 2.Qg2#
- 1...Sxc6
- 2.Qxd3#
- 1...Sf3
- 2.Qxd3#
- 1...Sc4
- 2.Qxd3#
- 1...Sg4
- 2.Qxd3#
- 1...Sg6
- 2.Qxd3#
- 1...Sd7
- 2.Qxd3#
- 1...Sf7
- 2.Qxd3#
- 1...b5!
- 1...Kxc2
- 1.Se6?
- 1...Kxc2
- 2.Qa2#
- 1...Kxe2
- 2.Qg2#
- 1...Sf3
- 2.Qxd3#
- 1...Sc4
- 2.Qxd3#
- 1...Sg4
- 2.Qxd3#
- 1...Sc6
- 2.Qxd3#
- 1...Sg6
- 2.Qxd3#
- 1...Sd7
- 2.Qxd3#
- 1...Sf7
- 2.Qxd3#
- 1...b5!
- 1...Kxc2
- 1.Qe4?
- 1...dxc2
- 2.Qxc2#
- 1...dxe2
- 2.Sb3#
- 1...Sf3
- 2.Qxd3#
- 1...Sc4
- 2.Qxd3#
- 1...Sg4
- 2.Qxd3#
- 1...Sc6
- 2.Qxd3#
- 1...Sg6
- 2.Qxd3#
- 1...Sd7
- 2.Qxd3#
- 1...Sf7
- 2.Qxd3#
- 1...b5!
- 1...dxc2
- 1.Qb5?
- 1...dxc2
- 2.Sb3#
- 1...dxe2
- 2.Qxe2#
- 1...Sf3
- 2.Qxd3#
- 1...Sg4
- 2.Qxd3#
- 1...Sc6
- 2.Qxd3#
- 1...Sg6
- 2.Qxd3#
- 1...Sd7
- 2.Qxd3#
- 1...Sf7
- 2.Qxd3#
- 1...Sc4!
- 1...dxc2
- 1.Sb3+?
- Keys
- 1.Sb5!
- 1...Kxc2
- 2.Qa2#
- 1...Kxe2
- 2.Qg2#
- 1...Sf3
- 2.Qxd3#
- 1...Sc4
- 2.Qxd3#
- 1...Sg4
- 2.Qxd3#
- 1...Sc6
- 2.Qxd3#
- 1...Sg6
- 2.Qxd3#
- 1...Sd7
- 2.Qxd3#
- 1...Sf7
- 2.Qxd3#
- 1...Kxc2
- 1.Sb5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(E);CHECK,P_PINP(c)
- Vars
- K(a);N_SPINP(c),P-FLIGHT,XP(D)::QAR2(F)
- Refutation
- K(a);N_SPINP(c),P-FLIGHT,XP(C)
- Try
- S(E);CHECK,P_PINP(c)
- Vars
- S(e);XS(E)::QAR1(F),XP(c)
- Refutation
- K(a);N_SPINP(c),P-FLIGHT,XP(D)
- Try
- S(E);P_PINP(c)
- Vars
- K(a);N_SPINP(c),OGATEB,P-FLIGHT,XP(C)::QAR2(F)
- K(a);N_SPINP(c),OGATEB,P-FLIGHT,XP(D)::QAR2(F)
- S(e);N_GUARD::QAR1(F),XP(c)
- Refutation
- P(f);
- Try
- S(E);P_PINP(c)
- Vars
- K(a);N_SPINP(c),OGATEB,P-FLIGHT,XP(C)::QAR2(F)
- K(a);N_SPINP(c),OGATEB,P-FLIGHT,XP(D)::QAR2(F)
- S(e);N_GUARD,XS(E)::QAR1(F),XP(c)
- S(e);N_GUARD::QAR1(F),XP(c)
- Refutation
- P(f);
- Try
- S(E);P_PINP(c)
- Vars
- K(a);N_SPINP(c),OGATEB,P-FLIGHT,XP(C)::QAR2(F)
- K(a);N_SPINP(c),OGATEB,P-FLIGHT,XP(D)::QAR2(F)
- S(e);N_GUARD::QAR1(F),XP(c)
- Refutation
- P(f);
- Try
- Q(F);
- Vars
- P(c);OGATE,XP(C)::QAR1(F),XP(c)
- P(c);SBLOCK,XP(D)::S(E)
- S(e);N_GUARD::QAR1(F),XP(c)
- Refutation
- P(f);
- Try
- Q(F);
- Vars
- P(c);SBLOCK,XP(C)::S(E)
- P(c);OGATE,XP(D)::QAR1(F),XP(c)
- S(e);N_GUARD::QAR1(F),XP(c)
- Refutation
- S(e);
- Try
- Actual
- S(E);P_PINP(c)
- Vars
- K(a);N_SPINP(c),OGATEB,P-FLIGHT,XP(C)::QAR2(F)
- K(a);N_SPINP(c),OGATEB,P-FLIGHT,XP(D)::QAR2(F)
- S(e);N_GUARD::QAR1(F),XP(c)
Developed and maintained by Brian Stephenson.
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