MESON Chess Problem Database

Problem Display
PID: 176177 (8/8/6K1/8/8/3B1kB1/5P2/3R4 w - - 0 1)

Hagemann, Wilhelm

Schach-Echo, 1962

8/8/6K1/8/8/3B1kB1/5P2/3R4

#2

5 + 1

5454 Near Snap 2018
6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Bf1?
      • 1...Ke4
        • 2.Bg2#
      • 1...Kg4!
    • 1.Bf5?
      • 1...Ke2
        • 2.Bg4#
      • 1...Kg2!
  • Keys
    • 1.Rh1!
      • 1...Kg2
        • 2.Be4#
      • 1...Kg4
        • 2.Be2#

Anticipated by 181779(1910), 201343(1922), 205509(1925)

This anticipates 230406(1973), 12315(1977), 222223(1982), 232139(2001)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • R(A);
    • Vars
      • K(a);S_FLIGHT::B(C)
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