MESON Chess Problem Database

Problem Display
PID: 15844 (8/Q2KN3/8/7p/4k3/8/4P3/4B3 w - - 0 1)

Pankratiev, Aleksandr Nikolaevich

Pat a Mat, 1988

8/Q2KN3/8/7p/4k3/8/4P3/4B3

#2

5 + 2

2838 Fun with Chess Miniatures 1996
5454 Near Snap 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Bf2?
      • threat
        • 2.Qe3#
        • 2.Qd4#
      • 1...Ke5
        • 2.Qd4#
      • 1...Kf4!
    • 1.Qa4+?
      • 1...Ke5
        • 2.Bc3#
      • 1...Ke3!
  • Keys
    • 1.Bh4!
      • 1...Kf4
        • 2.Qd4#
      • 1...Ke5
        • 2.Qe3#

Anticipated by 11856(1972), 153252(1984)

This anticipates 47359(1991), 77482(1992), 232960(1994), 219476(1995), 104614(2001), 245496(2001)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(A);
      • Threat
        • DUALS(2)
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);P-FLIGHT::B(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(A);
    • Vars
      • K(a);P-FLIGHT::QAR2(C)
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