MESON Chess Problem Database

Problem Display
PID: 164903 (3k2b1/pR5p/3Np3/3PrP2/3Q4/4P3/4P3/2BKn1bq w - - 0 1)

Sardella, Giuseppe

Best Problems, 2016

3k2b1/pR5p/3Np3/3PrP2/3Q4/4P3/4P3/2BKn1bq

#2

9 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Qf3
      • 2.Qh4#
    • 1...Qh4
      • 2.Qxh4#
    • 1...Rxe3
      • 2.Qf6#
    • 1...Re4
      • 2.Qf6#
    • 1...Bh2
      • 2.Qh4#
    • 1...a5
      • 2.Qb6#
    • 1...a6
      • 2.Qb6#
  • Keys
    • 1.Bd2!
      • threat
        • 2.Ba5#
      • 1...Qxd5
        • 2.Qh4#
      • 1...Rxd5
        • 2.Qf6#
      • 1...a5
        • 2.Bxa5#
        • 2.Qb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 7
  • Sets
    • Q(c);N_GUARD,P_PINP(C)::QAB(E)
    • Q(c);N_GUARD::QAB(E),XQ(c)
    • R(d);OGATE,XP(D)::QAB(E)
    • R(d);OGATE::QAB(E)
    • B(b);S_CUTQ(c)::QAB(E)
    • P(f);N_GUARD::QAB(E)
  • Actual
    • B(A);
    • Threat
      • B(A)
    • Vars
      • Q(c);N_GUARD,XP(F)::QAB(E)
      • R(d);OGATE,XP(F)::QAB(E)
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