MESON Chess Problem Database

Problem Display
PID: 39046 (8/2PQ4/3P4/3k4/3N4/3K4/3P4/8 w - - 0 1)

Kovalenko, Vitaly Semenovich

1st Prize, BJM-60 JT, 1997

8/2PQ4/3P4/3k4/3N4/3K4/3P4/8

#2

6 + 1

2786 More Fun with Chess Miniatures 2000
56 The Problemist 2006

SOLUTION

  • SOUND
  • Tries
    • 1.Kc3?
      • 1...Ke4
        • 2.Qf5#
      • 1...Kc5
        • 2.Qc6#
      • 1...Ke5!
    • 1.Ke3?
      • 1...Kc4
        • 2.Qb5#
      • 1...Ke5
        • 2.Qe6#
      • 1...Kc5!
  • Keys
    • 1.c8S!
      • threat
        • 2.Qb5#
        • 2.Qf5#
      • 1...Kc5
        • 2.Qb5#
      • 1...Ke5
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
        • K(a);P-FLIGHT::QAR1(F)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
        • K(a);P-FLIGHT::QAR1(F)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(E);
    • Threat
      • DUALS(2)
    • Vars
      • K(a);P-FLIGHT::QAR1(F)
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