MESON Chess Problem Database

Problem Display
PID: 142277 (8/4p3/pp6/3B4/2K5/p1p1p3/kbn1p3/rb2n3 w - - 0 1)

Melvin, Herbert A ('Hamel' or Zaak, HA)

The Problemist, 1953

8/4p3/pp6/3B4/2K5/p1p1p3/kbn1p3/rb2n3

#2

2 + 13

14867 BCPS Library 2011
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bc1
      • 2.Kxc3#
    • 1...Sg2
      • 2.Kd3#
    • 1...Sd3
      • 2.Kxd3#
    • 1...Sf3
      • 2.Kd3#
    • 1...Sb4
      • 2.Kxb4#
    • 1...Sd4
      • 2.Kxd4#
    • 1...a5
      • 2.Kb5#
    • 1...b5+
      • 2.Kc5#
  • Keys
    • 1.Be6!
      • 1...b5+
        • 2.Kc5#
      • 1...Bc1
        • 2.Kxc3#
      • 1...Sg2
        • 2.Kd3#
      • 1...Sd3
        • 2.Kxd3#
      • 1...Sf3
        • 2.Kd3#
      • 1...Sb4
        • 2.Kxb4#
      • 1...Sd4
        • 2.Kxd4#
      • 1...a5
        • 2.Kb5#

Anticipated by 2412(0000), 194051(1917)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(e);::B(B)+K(A),XP(i)
    • S(c);::B(B)+K(A)
    • S(c);::B(B)+K(A),XS(c)
    • S(f);::B(B)+K(A),XS(f)
    • P(k);::B(B)+K(A)
    • P(l);CHECK::B(B)+K(A)
  • Actual
    • B(B);
    • Vars
      • P(l);CHECK::B(B)+K(A)
      • B(e);::B(B)+K(A),XP(i)
      • S(c);::B(B)+K(A)
      • S(c);::B(B)+K(A),XS(c)
      • S(f);::B(B)+K(A),XS(f)
      • P(k);::B(B)+K(A)
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