MESON Chess Problem Database

Problem Display
PID: 23802 (6R1/4QpK1/8/7k/4p3/8/8/3b4 w - - 0 1)

Dyachuk, Vasyl Vasilovich

Thema Danicum, 1996

6R1/4QpK1/8/7k/4p3/8/8/3b4

#2

3 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Bg4
      • 2.Rh8#
  • Tries
    • 1.Kxf7?
      • threat
        • 2.Qg5#
      • 1...Kh6
        • 2.Rh8#
      • 1...Bb3+!
    • 1.Kf8?
      • threat
        • 2.Qg5#
      • 1...f6
        • 2.Qh7#
      • 1...Kh6!
  • Keys
    • 1.Kh8!
      • threat
        • 2.Qg5#
      • 1...Kh6
        • 2.Qg5#
      • 1...f6
        • 2.Qh7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • B(a);SBLOCK::R(C)
  • Tries
    • Try
      • K(B);P-FLIGHT,XP(d)
      • Threat
        • QAR1(A)
      • Vars
        • K(c);P-FLIGHT::R(C)
      • Refutation
        • B(a);CHECK
    • Try
      • K(B);S_FLIGHT
      • Threat
        • QAR1(A)
      • Vars
        • P(d);OGATE::QAR2(A)
      • Refutation
        • K(c);P-FLIGHT
  • Actual
    • K(B);S_FLIGHT
    • Threat
      • QAR1(A)
    • Vars
      • K(c);P-FLIGHT::QAB1(A)
      • P(d);OGATE::QAR2(A)
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