MESON Chess Problem Database

Problem Display
PID: 232749 (5R2/5p2/B5P1/1n2N2Q/R2pk1P1/8/1K2pB2/1b6 w - - 0 1)

Hanslik, Dieter

Freie Presse, 1983

5R2/5p2/B5P1/1n2N2Q/R2pk1P1/8/1K2pB2/1b6

#2

9 + 6

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sa3
      • 2.Rxd4#
    • 1...Sc3
      • 2.Rxd4#
    • 1...Sd6
      • 2.Rxd4#
    • 1...Sa7
      • 2.Rxd4#
    • 1...Sc7
      • 2.Rxd4#
    • 1...fxg6
      • 2.Bb7#
  • Keys
    • 1.Sd3!
      • threat
        • 2.Qf5#
      • 1...Kxd3
        • 2.Rxd4#
      • 1...Kf3
        • 2.Bb7#
      • 1...fxg6
        • 2.Sc5#
      • 1...f5
        • 2.Qxf5#
      • 1...Sd6
        • 2.Qh1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 3
    • REMOVED MATES = 4
  • Sets
    • S(e);N_GUARD::R1(C),XP(c)
    • P(f);XP(H)::B(G)
  • Actual
    • S(E);
    • Threat
      • QAB1(F)
    • Vars
      • K(d);N_SPINP(c),P_SPINS(e),S_FLIGHT,XS(E)::R1(C),XP(c)
      • K(d);N_SPINP(c),P_SPINP(f),S_FLIGHT::B(G)
      • P(f);XP(H)::S(E)
      • P(f);::QAB1(F),XP(f)
      • S(e);::QAB(F)
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