MESON Chess Problem Database

Problem Display
PID: 19000 (6K1/6P1/1P1PpPpN/1Bp1kbr1/2P2R2/4P1B1/8/8 w - - 0 1)

Mansfield, Comins

Illustrated Western Weekly News, 1911

6K1/6P1/1P1PpPpN/1Bp1kbr1/2P2R2/4P1B1/8/8

#2

11 + 6

3202 Complete Mansfield/I 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd6
      • 2.Sf7#
      • 2.Rd4#
    • 1...Bb1
      • 2.Sf7#
    • 1...Bc2
      • 2.Sf7#
    • 1...Bd3
      • 2.Sf7#
    • 1...Bh3
      • 2.Sf7#
    • 1...Be4
      • 2.Sf7#
      • 2.Rf5#
    • 1...Bg4
      • 2.Sf7#
  • Tries
    • 1.Kf7?
      • threat
        • 2.Rg4#
      • 1...Kxd6
        • 2.Rd4#
      • 1...Rg4
        • 2.Rxg4#
      • 1...Bg4
        • 2.Rd4#
        • 2.Rxg4#
      • 1...Rxg3!
    • 1.Re4+?
      • 1...Kxf6
        • 2.Be5#
      • 1...Kxe4!
  • Keys
    • 1.Bh4!
      • 1...Kxd6
        • 2.Sf7#
      • 1...Kxf6
        • 2.Sg4#
      • 1...Rg1
        • 2.Sf7#
      • 1...Rg2
        • 2.Sf7#
      • 1...Rg3
        • 2.Sf7#
      • 1...Rg4
        • 2.Sf7#
      • 1...Rh5
        • 2.Sf7#
      • 1...Bb1
        • 2.Sf7#
      • 1...Bc2
        • 2.Sf7#
      • 1...Bd3
        • 2.Sf7#
      • 1...Bh3
        • 2.Sf7#
      • 1...Be4
        • 2.Sf7#
      • 1...Bg4
        • 2.Sf7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • B(c);::S(I)
  • Tries
    • Try
      • K(K);S_FLIGHT
      • Threat
        • B(B)+R(D)
      • Vars
        • K(b);S_FLIGHT,XP(G)::B(B)+R(D),DCHECK
        • R(d);::B(B)+R(D),XR(d)
      • Refutation
        • R(d);XB(B)
    • Try
      • R(D);CHECK
      • Vars
        • K(b);S_FLIGHT,XP(H)::B(B)
      • Refutation
        • K(b);P-FLIGHT,XR(D)
  • Actual
    • B(B);
    • Vars
      • K(b);S_FLIGHT,XP(G)::S(I)
      • K(b);P_SPINB(c),P_SPINR(d),S_FLIGHT,XP(H)::S(I)
      • R(d);::S(I)
      • B(c);::S(I)
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