MESON Chess Problem Database

Problem Display
PID: 144791 (5B2/1K6/2N3b1/b2k4/2p3B1/2n5/5N2/2R2Q2 w - - 0 1)

Bennett, Frederick

Chess, 1945

5B2/1K6/2N3b1/b2k4/2p3B1/2n5/5N2/2R2Q2

#2

7 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Sb1
      • 2.Qxc4#
    • 1...Sd1
      • 2.Qxc4#
    • 1...Sa2
      • 2.Qxc4#
    • 1...Sa4
      • 2.Qxc4#
    • 1...Se4
      • 2.Qxc4#
    • 1...Sb5
      • 2.Qxc4#
  • Keys
    • 1.Se4!
      • threat
        • 2.Sf6#
      • 1...Kxe4
        • 2.Qf3#
      • 1...Bxe4
        • 2.Qf7#
      • 1...Sxe4
        • 2.Qxc4#
      • 1...Bf5
        • 2.Qxf5#
      • 1...Bd8
        • 2.Sxc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 5
  • Sets
    • S(a);::QAB1(B),XP(b)
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • K(d);OGATEB,S_FLIGHT,XS(C)::QAB1(B)
      • B(e);N_GUARD,SBLOCK,XS(C)::QAB(B)
      • S(a);XS(C)::QAB1(B),XP(b)
      • B(e);N_GUARD::QAR2(B),XB(e)
      • B(c);N_GUARD::S(C),XS(a)
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