MESON Chess Problem Database

Problem Display
PID: 189648 (8/8/PB1pP3/1k1N4/5P2/3N1B2/K7/8 w - - 0 1)

Klucsik, Istvan

Pesti Naplo, 1911

8/8/PB1pP3/1k1N4/5P2/3N1B2/K7/8

#2

8 + 2

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Ka4
      • 2.Sc3#
  • Tries
    • 1.S3b4?
      • 1...Kc4
        • 2.Be2#
      • 1...Ka4!
  • Keys
    • 1.Be2!
      • 1...Ka4
        • 2.Sb2#
        • 2.Sc3#
      • 1...Kc4
        • 2.S3b4#
      • 1...Kxa6
        • 2.Sc5#
      • 1...Kc6
        • 2.S3b4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • K(a);S_FLIGHT::S(E)
  • Tries
    • Try
      • S(B);
      • Vars
        • K(a);S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(C);
    • Vars
      • K(a);S_FLIGHT::B(C)+S(B)
      • K(a);S_FLIGHT,XP(F)::B(C)+S(B),DCHECK
      • K(a);S_FLIGHT::S(B)
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