MESON Chess Problem Database

Problem Display
PID: 137127 (8/5K2/B7/2Q5/4P3/6N1/8/4k3 w - - 0 1)

Kolpakov, Viktor Sergeevich

Mat Plus, 1998

8/5K2/B7/2Q5/4P3/6N1/8/4k3

#2

5 + 1

6490 yacpdb 2010
5454 Near Snap 2023

SOLUTION

  • SOUND
  • Tries
    • 1.Qc3+?
      • 1...Kd1
        • 2.Be2#
      • 1...Kf2!
  • Keys
    • 1.Se2!
      • 1...Kd1
        • 2.Qc1#
      • 1...Kf1
        • 2.Qg1#
      • 1...Kd2
        • 2.Qc1#

Anticipated by 213138(1974)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);P-FLIGHT::B(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(A);
    • Vars
      • K(a);P-FLIGHT::QAR1(C)
      • K(a);S_FLIGHT::QAB1(C)
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