MESON Chess Problem Database

Problem Display
PID: 158547 (2Q5/1p4pq/N2p2r1/1P1k1p2/5B1n/b2K1PNr/b7/1n5B w - - 0 1)

Bennett, Frederick

Chess, 1955

2Q5/1p4pq/N2p2r1/1P1k1p2/5B1n/b2K1PNr/b7/1n5B

#2

8 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Re6
      • 2.Qxb7#
    • 1...Bc4+
      • 2.Qxc4#
    • 1...Bc1
      • 2.Sb4#
    • 1...Bb2
      • 2.Sb4#
    • 1...Bb4
      • 2.Sxb4#
    • 1...Bc5
      • 2.Sc7#
    • 1...Sg2
      • 2.Qxf5#
    • 1...Sxf3
      • 2.Bxf3#
      • 2.Qxf5#
  • Tries
    • 1.Qc5+?
      • 1...Bxc5
        • 2.Sc7#
      • 1...dxc5
        • 2.Sc7#
      • 1...Ke6!
  • Keys
    • 1.Sf1!
      • threat
        • 2.Se3#
      • 1...Bc4+
        • 2.Qxc4#
      • 1...Re6
        • 2.Qxb7#
      • 1...Bc1
        • 2.Sb4#
      • 1...Bc5
        • 2.Sc7#
      • 1...Sg2
        • 2.Qxf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • R(i);SBLOCK::QAB(H),XP(j)
    • B(b);CHECK,N_GUARD::QAB1(H),XB(b)
    • B(c);N_GUARD::S(G)
    • B(c);N_GUARD::S(G),XB(c)
    • B(c);SBLOCK::S(G)
    • S(e);N_GUARD::QAR2(H),XP(g)
  • Tries
    • Try
      • Q(H);CHECK
      • Vars
        • B(c);SBLOCK,XQ(H)::S(G)
        • P(h);SBLOCK,XQ(H)::S(G)
      • Refutation
        • K(f);S_FLIGHT
  • Actual
    • S(D);P_SPINP(C)
    • Threat
      • S(D)
    • Vars
      • B(b);CHECK,N_GUARD::QAB1(H),XB(b)
      • R(i);SBLOCK::QAB(H),XP(j)
      • B(c);N_GUARD::S(G)
      • B(c);SBLOCK::S(G)
      • S(e);N_GUARD::QAR2(H),XP(g)
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Developed and maintained by Brian Stephenson.
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