MESON Chess Problem Database

Problem Display
PID: 157243 (5K2/5Npk/8/7P/7N/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1925

5K2/5Npk/8/7P/7N/8/8/8

#2

4 + 2

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...g5
      • 2.hxg5 ep#
    • 1...g6
      • 2.hxg6#
  • Tries
    • 1.Sg5+?
      • 1...Kh8
        • 2.Sg6#
      • 1...Kh6!
  • Keys
    • 1.Sf3!
      • threat
        • 2.S3g5#
      • 1...g5
        • 2.S3xg5#

FEATURES

  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • P(a);OGATE::P(B),XP(a),EP
    • P(a);OGATE::P(B),XP(a)
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(b);P-FLIGHT::S(A)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • S(A);
    • Threat
      • S(A)
    • Vars
      • P(a);::S(A),XP(a)
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