MESON Chess Problem Database

Problem Display
PID: 107287 (3K4/p2p3B/p1kp4/P1p5/P1p5/5N2/8/1Q4R1 w - - 0 1)

Grudzinski, Henryk

Slovensky Dennik, 1992

3K4/p2p3B/p1kp4/P1p5/P1p5/5N2/8/1Q4R1

#2

7 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Qe4#
  • Tries
    • 1.Kc8?
      • threat
        • 2.Qb7#
      • 1...Kd5
        • 2.Qe4#
      • 1...d5!
    • 1.Sd4+?
      • 1...Kd5
        • 2.Qe4#
      • 1...cxd4!
    • 1.Qb8?
      • threat
        • 2.Qa8#
      • 1...d5
        • 2.Se5#
        • 2.Qc7#
      • 1...Kd5!
  • Keys
    • 1.Rg6!
      • threat
        • 2.Qe4#
      • 1...Kd5
        • 2.Qb7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(d);S_FLIGHT::QAB1(A)
  • Tries
    • Try
      • K(G);P-FLIGHT
      • Threat
        • QAB1(A)
      • Vars
        • K(d);S_FLIGHT::QAB1(A)
      • Refutation
        • P(e);
    • Try
      • S(C);CHECK
      • Vars
        • K(d);S_FLIGHT::QAB1(A)
      • Refutation
        • P(b);XS(C)
    • Try
      • Q(A);
      • Threat
        • QAB(A)
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • R(B);P_PINP(e)
    • Threat
      • QAB(A)
    • Vars
      • K(d);N_SPINP(e),S_FLIGHT::QAB(A)
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