MESON Chess Problem Database

Problem Display
PID: 123051 (8/2K1p2B/8/3k4/5Q2/8/8/8 w - - 0 1)

Tupikin, Oleg

Kudesnik, 1991

8/2K1p2B/8/3k4/5Q2/8/8/8

#2

3 + 2

6490 yacpdb 2009
5454 Near Snap 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Ke6
      • 2.Bg8#
      • 2.Qf5#
  • Tries
    • 1.Bg8+?
      • 1...Kc5
        • 2.Qc4#
      • 1...e6!
  • Keys
    • 1.Bd3!
      • 1...Kc5
        • 2.Qc4#
      • 1...Ke6
        • 2.Bc4#
        • 2.Qf5#
      • 1...e5
        • 2.Qc4#
      • 1...e6
        • 2.Qd6#

This anticipates 172514(2002)

FEATURES

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