MESON Chess Problem Database

Problem Display
PID: 240215 (5r1r/3b3n/4Rp2/Rq3k1P/8/7P/B3NN2/2B2Kn1 w - - 0 1)

Cristoffanini, Guido

Tijdschrift vd KNSB, 1927

5r1r/3b3n/4Rp2/Rq3k1P/8/7P/B3NN2/2B2Kn1

#2

9 + 8

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qxa5
      • 2.Sg3#
      • 2.Sd4#
    • 1...Qc5
      • 2.Sg3#
      • 2.Sd4#
      • 2.Rxc5#
    • 1...Qd5
      • 2.Sd4#
    • 1...Qe5
      • 2.Sg3#
      • 2.Sd4#
    • 1...Bc8
      • 2.Rxb5#
  • Keys
    • 1.Sg4!
      • threat
        • 2.Sh6#
      • 1...Bxe6
        • 2.Bb1#
      • 1...Qd5
        • 2.Sd4#
      • 1...Qe5
        • 2.Sg3#
      • 1...Sg5
        • 2.Se3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • Q(b);N_PINS(D)::S(D)
    • B(e);N_GUARD::R(G),XQ(b)
  • Actual
    • S(E);
    • Threat
      • S(E)
    • Vars
      • B(e);SBLOCK,XR(I)::B(C)
      • Q(b);N_PINS(D)::S(D)
      • S(f);SBLOCK::S(E)
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