MESON Chess Problem Database

Problem Display
PID: 227840 (8/8/8/n7/K7/N1p5/k1B5/1R6 w - - 0 1)

Goldschmidt, Ervin

Magyar Sakkvilag, 1926

8/8/8/n7/K7/N1p5/k1B5/1R6

#2

4 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sb3
      • 2.Bxb3#
    • 1...Sc4
      • 2.Bb3#
    • 1...Sc6
      • 2.Bb3#
    • 1...Sb7
      • 2.Bb3#
  • Tries
    • 1.Kb4?
      • 1...Sb3
        • 2.Bxb3#
      • 1...Sc4
        • 2.Bb3#
      • 1...Sb7
        • 2.Bb3#
      • 1...Sc6+!
    • 1.Bd1?
      • 1...Sb3
        • 2.Bxb3#
      • 1...Sc4
        • 2.Bb3#
      • 1...Sc6
        • 2.Bb3#
      • 1...Sb7
        • 2.Bb3#
      • 1...c2!
  • Keys
    • 1.Sb5!
      • threat
        • 2.Sxc3#

FEATURES

  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 4
  • Sets
    • S(c);N_GUARD::B(B),XS(c)
    • S(c);N_GUARD::B(B)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • S(c);N_GUARD::B(B),XS(c)
        • S(c);N_GUARD::B(B)
      • Refutation
        • S(c);CHECK
    • Try
      • B(B);
      • Vars
        • S(c);N_GUARD::B(B),XS(c)
        • S(c);N_GUARD::B(B)
      • Refutation
        • P(b);
  • Actual
    • S(C);
    • Threat
      • S(C),XP(b)
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