MESON Chess Problem Database

Problem Display
PID: 120113 (8/2pk4/B1N2P1p/2K3PQ/2b4p/8/8/8 w - - 0 1)

Drnek, Josef

Nove parizske mody, 1905

8/2pk4/B1N2P1p/2K3PQ/2b4p/8/8/8

#2

6 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ke6
      • 2.Bc8#
    • 1...Bf1
      • 2.Qf7#
    • 1...Be2
      • 2.Qf7#
    • 1...Bd3
      • 2.Qf7#
    • 1...Bb5
      • 2.Qf7#
    • 1...Bf7
      • 2.Qxf7#
  • Keys
    • 1.f7!
      • threat
        • 2.f8S#
      • 1...Ke6
        • 2.Bc8#
      • 1...Bxa6
        • 2.Qg4#
      • 1...Bxf7
        • 2.Qxf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 4
  • Sets
    • K(e);S_FLIGHT::B(D)
    • B(a);N_GUARD::QAR2(C)
    • B(a);N_GUARD::QAR2(C),XB(a)
  • Actual
    • P(F);
    • Threat
      • P=S
    • Vars
      • K(e);S_FLIGHT::B(D)
      • B(a);N_GUARD,XB(D)::QAB(C)
      • B(a);OGATE,XP(F)::QAR2(C),XB(a)
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