MESON Chess Problem Database

Problem Display
PID: 86902 (8/8/8/5K2/6Q1/5NPN/6kP/8 w - - 0 1)

Parkhomenko, Nikolai A

Shakhnazaryan, Albert Serapionovic

Bospor, 1995

8/8/8/5K2/6Q1/5NPN/6kP/8

#2

6 + 1

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qd4?
      • 1...Kf1
        • 2.Qf2#
      • 1...Kh1
        • 2.Qg1#
      • 1...Kxf3
        • 2.Qf2#
        • 2.Qe4#
      • 1...Kxh3!
  • Keys
    • 1.Qc4!
      • 1...Kh1
        • 2.Qf1#
      • 1...Kxf3
        • 2.Qe4#
      • 1...Kxh3
        • 2.Qf1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(E);
      • Vars
        • K(a);S_FLIGHT::QAR1(E)
      • Refutation
        • K(a);S_FLIGHT,XS(D)
  • Actual
    • Q(E);
    • Vars
      • K(a);S_FLIGHT::QAR2(E)
      • K(a);OGATEB,S_FLIGHT,XS(B)::QAB1(E)
      • K(a);S_FLIGHT,XS(D)::QAB(E)
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