MESON Chess Problem Database

Problem Display
PID: 7882 (8/8/8/2Q5/8/8/2Bk3N/1K6 w - - 0 1)

Grolman, Lev

Probleemblad, 1994

8/8/8/2Q5/8/8/2Bk3N/1K6

#2

4 + 1

2838 Fun with Chess Miniatures 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Ke1
      • 2.Qe3#
  • Tries
    • 1.Kb2?
      • threat
        • 2.Qf2#
      • 1...Ke1
        • 2.Qe3#
      • 1...Ke2!
    • 1.Qa3?
      • 1...Ke1
        • 2.Qe3#
      • 1...Ke2!
    • 1.Qd4+?
      • 1...Ke1
        • 2.Qe3#
      • 1...Ke2!
  • Keys
    • 1.Sg4!
      • threat
        • 2.Qe3#
      • 1...Ke1
        • 2.Qf2#
      • 1...Ke2
        • 2.Qf2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAR2(D)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Threat
        • QAR2(D)
      • Vars
        • K(a);S_FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(D);
      • Vars
        • K(a);S_FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(D);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(C);
    • Threat
      • QAB1(D)
    • Vars
      • K(a);S_FLIGHT::QAB1(D)
      • K(a);P-FLIGHT::QAR1(D)
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