MESON Chess Problem Database

Problem Display
PID: 20888 (2B2b2/4RPrp/3p1k2/4NNp1/6p1/8/1B6/7K w - - 0 1)

Mansfield, Comins

Hampshire Post, 1913

2B2b2/4RPrp/3p1k2/4NNp1/6p1/8/1B6/7K

#2

7 + 7

3202 Complete Mansfield/I 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Rg6
      • 2.Sd3#
      • 2.Sf3#
      • 2.Sc4#
      • 2.Sxg4#
      • 2.Sc6#
    • 1...Rxf7
      • 2.Rxf7#
    • 1...Rg8
      • 2.fxg8S#
  • Tries
    • 1.Sxd6?
      • threat
        • 2.Re6#
      • 1...Rxf7
        • 2.Rxf7#
      • 1...Bxe7
        • 2.Se4#
        • 2.Se8#
      • 1...Rg6
        • 2.Sc6#
      • 1...Rg8
        • 2.fxg8S#
      • 1...Kxe7!
  • Keys
    • 1.Sh6!
      • threat
        • 2.Re6#
      • 1...Kxe7
        • 2.Sc6#
      • 1...Rxf7
        • 2.Rxf7#
      • 1...Bxe7
        • 2.Shxg4#
      • 1...Rg6
        • 2.Sc6#
      • 1...Rg8
        • 2.fxg8S#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • R(e);OGATE,XP(F)::R1(E),XR(e)
    • R(e);OGATE::PXR(e)=S
  • Tries
    • Try
      • S(D);XP(c)
      • Threat
        • R1(E)
      • Vars
        • R(e);OGATE,XP(F)::R1(E),XR(e)
        • R(e);SBLOCK::B(B)+S(C)
        • R(e);OGATE::PXR(e)=S
      • Refutation
        • K(d);S_FLIGHT,XR(E)
  • Actual
    • S(D);
    • Threat
      • R1(E)
    • Vars
      • K(d);S_FLIGHT,XR(E)::S(C)
      • R(e);OGATE,XP(F)::R1(E),XR(e)
      • B(g);SBLOCK,XR(E)::S(D),XP(a)
      • R(e);SBLOCK::B(B)+S(C)
      • R(e);OGATE::PXR(e)=S
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