MESON Chess Problem Database

Problem Display
PID: 186 (8/3P2kP/6P1/6K1/8/8/8/8 w - - 0 1)

Cala, T

L'Italia Scacchistica, 1950

8/3P2kP/6P1/6K1/8/8/8/8

#2

4 + 1

3310 2345 Chess Problems 1997
5454 Near Snap 2018
3713 Snap 2021

SOLUTION

  • SOUND
  • Tries
    • 1.h8B+?
      • 1...Kf8
        • 2.d8Q#
      • 1...Kg8
        • 2.d8Q#
        • 2.d8R#
      • 1...Kxh8!
  • Keys
    • 1.d8B!
      • 1...Kf8
        • 2.h8Q#
      • 1...Kh8
        • 2.Bf6#

Anticipated by 175632(1900), 246323(1947)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(D);CHECK
      • Vars
        • K(a);S_FLIGHT::P=Q
        • K(a);P-FLIGHT::P=Q
      • Refutation
        • K(a);S_FLIGHT,XB(D)
  • Actual
    • P(C);
    • Vars
      • K(a);S_FLIGHT::P=Q
      • K(a);S_FLIGHT::B(C)
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