MESON Chess Problem Database

Problem Display
PID: 17576 (1K6/pp1B4/k7/3N4/1P6/8/8/8 w - - 0 1)

Hultberg, Gustav Herbert

Springaren, 1947

1K6/pp1B4/k7/3N4/1P6/8/8/8

#2

4 + 3

3295 Einfuhrung in die Welt des Schachproblem 1984
2786 More Fun with Chess Miniatures 2000
5454 Near Snap 2008

SOLUTION

  • SOUND
  • Sets
    • 1...b5
      • 2.Bc8#
    • 1...b6
      • 2.Sc7#
  • Tries
    • 1.Kc7?
      • 1...b5
        • 2.Bc8#
      • 1...b6!
    • 1.Kc8?
      • 1...b6
        • 2.Sc7#
      • 1...b5!
    • 1.Bh3?
      • 1...b5
        • 2.Bc8#
      • 1...b6
        • 2.Sc7#
      • 1...Kb5!
    • 1.Ba4?
      • 1...b6
        • 2.Sc7#
      • 1...b5!
    • 1.Bg4?
      • 1...b5
        • 2.Bc8#
      • 1...b6
        • 2.Sc7#
      • 1...Kb5!
    • 1.Bf5?
      • 1...b5
        • 2.Bc8#
      • 1...b6
        • 2.Sc7#
      • 1...Kb5!
    • 1.Bc6?
      • 1...b5
        • 2.Bb7#
      • 1...b6
        • 2.Sc7#
      • 1...bxc6!
    • 1.Be6?
      • 1...b5
        • 2.Bc8#
      • 1...b6
        • 2.Sc7#
      • 1...Kb5!
    • 1.Be8?
      • 1...b6
        • 2.Sc7#
      • 1...b5!
  • Keys
    • 1.Ka8!
      • 1...b5
        • 2.Bc8#
      • 1...b6
        • 2.Sc7#

Anticipated by 227461(1926), 6915(1934)

This is after

After B. Postma. Some quotations of this problem give the source as Sjakk Nytt, 1947. I do not know whether that or Springaren is correct. If anybody can check, please let me know.

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • P(c);OGATEB,SBLOCK::B(C)
    • P(c);SBLOCK::S(B)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Vars
        • P(c);OGATEB,SBLOCK::B(C)
      • Refutation
        • P(c);
    • Try
      • K(D);P-FLIGHT
      • Vars
        • P(c);SBLOCK::S(B)
      • Refutation
        • P(c);
    • Try
      • B(C);
      • Vars
        • P(c);OGATEB,SBLOCK::B(C)
        • P(c);SBLOCK::S(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • P(c);SBLOCK::S(B)
      • Refutation
        • P(c);
    • Try
      • B(C);
      • Vars
        • P(c);OGATEB,SBLOCK::B(C)
        • P(c);SBLOCK::S(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • P(c);OGATEB,SBLOCK::B(C)
        • P(c);SBLOCK::S(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • P(c);SBLOCK::B(C)
        • P(c);SBLOCK::S(B)
      • Refutation
        • P(c);XB(C)
    • Try
      • B(C);
      • Vars
        • P(c);OGATEB,SBLOCK::B(C)
        • P(c);SBLOCK::S(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • P(c);SBLOCK::S(B)
      • Refutation
        • P(c);
  • Actual
    • K(D);P-FLIGHT
    • Vars
      • P(c);OGATEB,SBLOCK::B(C)
      • P(c);SBLOCK::S(B)
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