MESON Chess Problem Database

Problem Display
PID: 140267 (b2K4/8/3k4/8/2Q5/b4N2/4N3/8 w - - 0 1)

Zimmer, Eligiusz

StrateGems, 2003

b2K4/8/3k4/8/2Q5/b4N2/4N3/8

#2

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Sed4?
      • threat
        • 2.Sb5#
        • 2.Sf5#
      • 1...Bc5
        • 2.Qe6#
      • 1...Be4
        • 2.Sb5#
      • 1...Bd5
        • 2.Qc7#
      • 1...Bc6
        • 2.Sf5#
        • 2.Qxc6#
      • 1...Bxf3!
    • 1.Sf4?
      • threat
        • 2.Qc7#
      • 1...Bc5
        • 2.Qe6#
      • 1...Bc6!
  • Keys
    • 1.Sg5!
      • threat
        • 2.Sf7#
      • 1...Ke5
        • 2.Qe6#
      • 1...Bc5
        • 2.Qe6#
      • 1...Bd5
        • 2.Qc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);SBLOCK::QAR1(C)
        • B(c);::S(A)
        • B(c);SBLOCK::QAB1(C)
      • Refutation
        • B(c);XS(B)
    • Try
      • S(A);
      • Threat
        • QAB1(C)
      • Vars
        • B(a);SBLOCK::QAR1(C)
      • Refutation
        • B(c);
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • K(b);S_FLIGHT::QAR1(C)
      • B(a);SBLOCK::QAR1(C)
      • B(c);SBLOCK::QAB1(C)
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