MESON Chess Problem Database

Problem Display
PID: 157244 (5K1k/8/8/6N1/8/3p4/8/1B6 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1925

5K1k/8/8/6N1/8/3p4/8/1B6

#2

3 + 2

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...d2
      • 2.Sf7#
  • Tries
    • 1.Bc2?
      • 1...d2
        • 2.Sf7#
      • 1...dxc2!
  • Keys
    • 1.Sf7+!
      • 1...Kh7
        • 2.Bxd3#

FEATURES

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