MESON Chess Problem Database

Problem Display
PID: 43076 (2N5/3Pp3/2Q3p1/3pkbp1/K2n2P1/1p4P1/1B2B3/4R3 w - - 0 1)

Mansfield, Comins

3rd Prize, Schach-Echo, 1970

2N5/3Pp3/2Q3p1/3pkbp1/K2n2P1/1p4P1/1B2B3/4R3

#2

9 + 8

4054 Complete Mansfield/III 1999

SOLUTION

  • SOUND
  • Sets
    • 1...Bb1
      • 2.Bd3#
    • 1...Bc2
      • 2.Bd3#
    • 1...Bd3
      • 2.Bxd3#
    • 1...Bxg4
      • 2.Bxg4#
    • 1...Bxd7
      • 2.Bd1#
      • 2.Bf1#
      • 2.Bd3#
      • 2.Bf3#
      • 2.Bc4#
      • 2.Bb5#
      • 2.Ba6#
  • Keys
    • 1.Qb6!
      • 1...Bxd7+
        • 2.Bb5#
      • 1...Ke4
        • 2.Qxd4#
      • 1...Bxg4
        • 2.Bxg4#
      • 1...Be6
        • 2.Qxd4#
      • 1...e6
        • 2.Qxd4#
      • 1...Be4
        • 2.Bxd4#
      • 1...Bb1
        • 2.Bd3#
      • 1...Bc2
        • 2.Bd3#
      • 1...Bd3
        • 2.Bxd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • B(e);N_GUARD::R(A)+B(C)
    • B(e);N_GUARD::R(A)+B(C),XB(e)
    • B(e);OGATE,XP(F)::R(A)+B(C),XB(e)
  • Actual
    • Q(G);
    • Vars
      • B(e);CHECK,N_GUARD,XP(H)::R(A)+B(C)
      • K(d);N_SPINS(b),P-FLIGHT::QAR1(G),XS(b)
      • B(e);OGATE,XP(F)::R(A)+B(C),XB(e)
      • B(e);SBLOCK::QAB1(G),XS(b)
      • P(h);SBLOCK::QAB1(G),XS(b)
      • B(e);SBLOCK::B(B),XS(b)
      • B(e);N_GUARD::R(A)+B(C)
      • B(e);N_GUARD::R(A)+B(C),XB(e)
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