MESON Chess Problem Database

Problem Display
PID: 108427 (8/1b3NNr/4Q2b/8/5p1k/8/5K2/8 w - - 0 1)

Hladik, Frantisek

4th Prize, Straz lidu, 1950

8/1b3NNr/4Q2b/8/5p1k/8/5K2/8

#2

4 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qxh6+?
      • 1...Kg4
        • 2.Se5#
      • 1...Rxh6!
  • Keys
    • 1.Se5!
      • threat
        • 2.Qg4#
      • 1...Kg5
        • 2.Qe7#
      • 1...Rxg7
        • 2.Qxh6#
      • 1...Bf3
        • 2.Sxf3#
      • 1...Bc8
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK,XB(c)
      • Vars
        • K(b);P-FLIGHT::S(C)
      • Refutation
        • R(e);XQ(B)
  • Actual
    • S(C);
    • Threat
      • QAR1(B)
    • Vars
      • K(b);S_FLIGHT::QAB(B)
      • R(e);N_GUARD,XS(D)::QAR2(B),XB(c)
      • B(d);N_GUARD::S(C),XB(d)
      • B(d);N_GUARD::S(C)
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