MESON Chess Problem Database

Problem Display
PID: 56075 (2N3bK/3B4/8/2pkp1pR/2n1n1Q1/4p3/1Bp2p2/2qNb3 w - - 0 1)

Mansfield, Comins

3rd Prize, The Problemist, 1981/I

2N3bK/3B4/8/2pkp1pR/2n1n1Q1/4p3/1Bp2p2/2qNb3

#2

7 + 12

4054 Complete Mansfield/III 1999

SOLUTION

  • SOUND
  • Sets
    • 1...Be6
      • 2.Qxe6#
    • 1...Bh7
      • 2.Qe6#
    • 1...Scd2
      • 2.Sxe3#
    • 1...Scd6
      • 2.Sb6#
    • 1...Sed2
      • 2.Sc3#
    • 1...Sed6
      • 2.Se7#
  • Keys
    • 1.Rh4!
      • threat
        • 2.Qxe4#
      • 1...gxh4
        • 2.Qxg8#
      • 1...Scd2
        • 2.Sxe3#
      • 1...Scd6
        • 2.Sb6#
      • 1...Bh7
        • 2.Qe6#
      • 1...Sed2
        • 2.Sc3#
      • 1...Sc3
        • 2.Qxc4#
      • 1...Sg3
        • 2.Qxc4#
      • 1...Sed6
        • 2.Se7#
      • 1...Sf6
        • 2.Qxc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • B(l);N_GUARD::QAB1(C),XB(l)
    • B(l);N_GUARD::QAB1(C)
    • S(f);N_GUARD,S_CUTQ(a)::S(A),XP(e)
    • S(f);N_GUARD,SBLOCK::S(F)
    • S(g);N_GUARD,S_CUTB(b)::S(A)
    • S(g);SBLOCK::S(F)
  • Actual
    • R(D);
    • Threat
      • QAB1(C),XS(g)
    • Vars
      • P(k);OGATE,XR(D)::QAB(C),XB(l)
      • S(f);N_GUARD,S_CUTQ(a)::S(A),XP(e)
      • S(f);N_GUARD,SBLOCK::S(F)
      • B(l);N_GUARD::QAB1(C)
      • S(g);N_GUARD,S_CUTB(b)::S(A)
      • S(g);OGATE::QAB1(C),XS(f)
      • S(g);SBLOCK::S(F)
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