MESON Chess Problem Database

Problem Display
PID: 239016 (1K2N3/3Rp3/8/4krq1/2P2N2/3b3B/3P1n2/1Q6 w - - 0 1)

Petite, Efren

Problemas, 2014

1K2N3/3Rp3/8/4krq1/2P2N2/3b3B/3P1n2/1Q6

#2

8 + 6

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qb6!
      • threat
        • 2.Qd4#
      • 1...Ke4
        • 2.Qe3#
      • 1...Kxf4
        • 2.Qe3#
      • 1...Qxf4
        • 2.Rxe7#
      • 1...Rxf4
        • 2.Qe6#
      • 1...Be4
        • 2.Qc7#
      • 1...Se4
        • 2.Sxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • K(c);P-FLIGHT::QAR1(A)
      • K(c);S_FLIGHT,XS(E)::QAB1(A)
      • Q(e);N_GUARD,SBLOCK,XS(E)::R(F),XP(f)
      • R(d);SBLOCK,XS(E)::QAR1(A)
      • B(b);SBLOCK::QAB(A)
      • S(a);N_GUARD,SBLOCK::S(E),XB(b)
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