MESON Chess Problem Database

Problem Display
PID: 193417 (5B2/8/p4p2/KP1k1p2/2N5/5P2/4N3/Q7 w - - 0 1)

Papp, Istvan

Pesti Naplo, 1914

5B2/8/p4p2/KP1k1p2/2N5/5P2/4N3/Q7

#2

7 + 4

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Qxf6?
      • threat
        • 2.Se3#
        • 2.Sb6#
        • 2.Qc6#
        • 2.Qf7#
      • 1...axb5
        • 2.Se3#
        • 2.Sb6#
      • 1...f4
        • 2.Sb6#
        • 2.Qc6#
        • 2.Qf7#
      • 1...Kxc4!
  • Keys
    • 1.Se5!
      • threat
        • 2.Sf4#
      • 1...Ke6
        • 2.Sf4#
      • 1...fxe5
        • 2.Qa2#
      • 1...f4
        • 2.Sxf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);XP(d)
      • Threat
        • DUALS(4)
      • Refutation
        • K(a);S_FLIGHT,XS(D)
  • Actual
    • S(D);
    • Threat
      • S(B)
    • Vars
      • K(a);S_FLIGHT::S(B)
      • P(d);SBLOCK,XS(D)::QAB(A)
      • P(b);::S(B),XP(b)
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