MESON Chess Problem Database

Problem Display
PID: 148272 (3B2nb/3p4/3k4/8/2Q5/5N1b/4P3/3K4 w - - 0 1)

Goldstein, Alexander

Arbejder-Skak, 1955

3B2nb/3p4/3k4/8/2Q5/5N1b/4P3/3K4

#2

5 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Se7
      • 2.Bc7#
  • Tries
    • 1.Qc5+?
      • 1...Ke6
        • 2.Sg5#
      • 1...Kxc5!
  • Keys
    • 1.e4!
      • threat
        • 2.Qd5#
      • 1...Be6
        • 2.Qc7#
      • 1...Sf6
        • 2.e5#
      • 1...Se7
        • 2.Bc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(d);SBLOCK::B(E)
  • Tries
    • Try
      • Q(D);CHECK
      • Vars
        • K(b);P-FLIGHT::S(C)
      • Refutation
        • K(b);S_FLIGHT,XQ(D)
  • Actual
    • P(B);
    • Threat
      • QAR1(D)
    • Vars
      • B(a);SBLOCK::QAB1(D)
      • S(d);S_CUTB(e)::P(B)
      • S(d);SBLOCK::B(E)
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