MESON Chess Problem Database

Problem Display
PID: 95223 (r7/2Q5/8/3p4/5N1k/5P2/p7/4b2K w - - 0 1)

Semerad, Bohumil

Pravo lidu, 1908

r7/2Q5/8/3p4/5N1k/5P2/p7/4b2K

#2

4 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bg3
      • 2.Qe7#
  • Keys
    • 1.Se6!
      • threat
        • 2.Qh2#
      • 1...Kh3
        • 2.Qh2#
      • 1...Kh5
        • 2.Qh7#
      • 1...Bg3
        • 2.Qh7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK::QAB(D)
  • Actual
    • S(C);
    • Threat
      • QAR2(D)
    • Vars
      • K(c);P-FLIGHT::QAR1(D)
      • K(c);P-FLIGHT::QAR2(D)
      • B(a);SBLOCK::QAR(D)
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