MESON Chess Problem Database

Problem Display
PID: 247390 (6K1/6p1/6rp/6k1/4Q1N1/6B1/8/8 w - - 0 1)

Hernitz, Zvonimir

Stella Polaris, 1968

6K1/6p1/6rp/6k1/4Q1N1/6B1/8/8

#2

4 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...h5
      • 2.Qf4#
  • Keys
    • 1.Se3!
      • threat
        • 2.Qf5#
        • 2.Qh4#
        • 2.Qe5#
      • 1...Kh5
        • 2.Qh4#
      • 1...Kf6
        • 2.Qe5#
      • 1...Ra6
        • 2.Qf5#
      • 1...Rb6
        • 2.Qf5#
      • 1...Rc6
        • 2.Qf5#
      • 1...Rd6
        • 2.Qf5#
      • 1...Re6
        • 2.Qf5#
      • 1...Rf6
        • 2.Qg4#
      • 1...h5
        • 2.Qf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • P(c);SBLOCK::QAB1(B)
  • Actual
    • S(C);
    • Threat
      • DUALS(3)
    • Vars
      • K(a);P-FLIGHT::QAR1(B)
      • K(a);S_FLIGHT::QAB1(B)
      • R(b);::QAR1(B)
      • R(b);SBLOCK::QAR1(B)
      • P(c);SBLOCK::QAB1(B)
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