MESON Chess Problem Database

Problem Display
PID: 248657 (8/8/2K2N2/1pB5/2b5/RB1N1k2/2q2nR1/3n1Q2 w - - 0 1)

de Blasio, Francis JC

Problem (Zagreb), 1954

8/8/2K2N2/1pB5/2b5/RB1N1k2/2q2nR1/3n1Q2

#2

8 + 6

15601 Albrecht-Leiss-Degener Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qc3
      • 2.Bxd1#
    • 1...Bd5+
      • 2.Bxd5#
  • Keys
    • 1.Rg4!
      • threat
        • 2.Se1#
        • 2.Se5#
      • 1...Bd5+
        • 2.Bxd5#
      • 1...Qxd3
        • 2.Bxd1#
      • 1...Bxd3
        • 2.Bd5#
      • 1...Qb2
        • 2.Se1#
      • 1...Qd2
        • 2.Se5#
      • 1...Qe2
        • 2.Qg2#
      • 1...Qc3
        • 2.Bxd1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • Q(b);OGATE::B(D),XS(a)
    • B(e);CHECK,OGATE,P_PINB(F)::B(D),XB(e)
  • Actual
    • R(B);
    • Threat
      • DUALS(2)
    • Vars
      • B(e);CHECK,OGATE,P_PINB(F)::B(D),XB(e)
      • Q(b);OGATE,XS(E)::B(D),XS(a)
      • B(e);OGATE,P_PINB(F),XS(E)::B(D)
      • Q(b);::S(E)
      • Q(b);SBLOCK::QAB1(A)
      • Q(b);OGATE::B(D),XS(a)
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