MESON Chess Problem Database

Problem Display
PID: 11939 (8/5K2/3N4/1B1k4/8/8/3N4/Q7 w - - 0 1)

Pilchenko, Viacheslav Karlovich

Problem (Zagreb), 1973

8/5K2/3N4/1B1k4/8/8/3N4/Q7

#2

5 + 1

3296 Shakhmatny zadachi miniaturi 1987
5454 Near Snap 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Kf6?
      • threat
        • 2.Qe5#
      • 1...Kxd6
        • 2.Qe5#
      • 1...Kc5!
  • Keys
    • 1.Sf3!
      • threat
        • 2.Qd4#
        • 2.Qe5#
      • 1...Kc5
        • 2.Qd4#
      • 1...Kxd6
        • 2.Qe5#

This anticipates 12422(1979)

FEATURES

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