MESON Chess Problem Database

Problem Display
PID: 166416 (n1N5/8/p7/8/k1K5/1N6/1P6/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1926

n1N5/8/p7/8/k1K5/1N6/1P6/8

#2

4 + 3

15148 Sadier Collection 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Sb6+
      • 2.Sxb6#
    • 1...Sc7
      • 2.Sb6#
    • 1...a5
      • 2.Sc5#
  • Keys
    • 1.Sc5+!
      • 1...Ka5
        • 2.b4#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • S(c);CHECK,N_GUARD::S(D),XS(c)
    • S(c);N_GUARD::S(D)
    • P(b);SBLOCK::S(B)
  • Actual
    • S(B);CHECK
    • Vars
      • K(a);P-FLIGHT::P(A)
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