MESON Chess Problem Database

Problem Display
PID: 176174 (6B1/8/1K6/8/k7/3N4/1PnR4/8 w - - 0 1)

Galla, Johann

Schach-Echo, 1962

6B1/8/1K6/8/k7/3N4/1PnR4/8

#2

5 + 2

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Sa3
      • 2.b3#
    • 1...Sb4
      • 2.Sc5#
  • Keys
    • 1.Rd1!
      • 1...Sa1
        • 2.Rxa1#
      • 1...Se1
        • 2.Ra1#
      • 1...Sa3
        • 2.b3#
      • 1...Se3
        • 2.Ra1#
      • 1...Sb4
        • 2.Sc5#
      • 1...Sd4
        • 2.Ra1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • S(a);SBLOCK::P(A)
    • S(a);SBLOCK::S(C)
  • Actual
    • R(B);
    • Vars
      • S(a);N_GUARD::R(B),XS(a)
      • S(a);N_GUARD::R(B)
      • S(a);SBLOCK::P(A)
      • S(a);SBLOCK::S(C)
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