MESON Chess Problem Database

Problem Display
PID: 193345 (5K2/1p6/1b1p4/p1k5/3NQ3/2p5/1n1N1B2/8 w - - 0 1)

Dunka, Gyorgy Jusztin

Arbeiter Zeitung, 1914

5K2/1p6/1b1p4/p1k5/3NQ3/2p5/1n1N1B2/8

#2

5 + 7

5454 Near Snap 2019
6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...d5
      • 2.Qe7#
  • Tries
    • 1.Qc6+?
      • 1...Kb4
        • 2.Sc2#
      • 1...bxc6!
  • Keys
    • 1.Qe8!
      • threat
        • 2.Qb5#
      • 1...Kb4
        • 2.Sc2#
      • 1...Kd5
        • 2.Qh5#
      • 1...d5
        • 2.Qe7#

Anticipated by 41897(1898), 145122(1906-1907), 102155(1913)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(f);OGATEB,SBLOCK::QAB(D)
  • Tries
    • Try
      • Q(D);CHECK
      • Vars
        • K(d);S_FLIGHT::S(C)
      • Refutation
        • P(g);XQ(D)
  • Actual
    • Q(D);
    • Threat
      • QAR1(D)
    • Vars
      • K(d);S_FLIGHT::S(C)
      • K(d);P-FLIGHT::QAR(D)
      • P(f);OGATEB,SBLOCK::QAB(D)
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