MESON Chess Problem Database

Problem Display
PID: 234753 (kN6/1nK5/p1b5/5Q2/8/8/8/8 w - - 0 1)

Lincoln, Robert A

Kudesnik, 2014

kN6/1nK5/p1b5/5Q2/8/8/8/8

#2

3 + 4

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qc8!
      • threat
        • 2.Sxc6#
      • 1...Ka7
        • 2.Sxc6#
      • 1...Bh1
        • 2.Sc6#
      • 1...Bg2
        • 2.Sc6#
      • 1...Bf3
        • 2.Sc6#
      • 1...Ba4
        • 2.Sc6#
        • 2.Qxb7#
      • 1...Be4
        • 2.Sc6#
      • 1...Bb5
        • 2.Sc6#
        • 2.Qxb7#
      • 1...Bd5
        • 2.Sc6#
      • 1...Bd7
        • 2.Qxb7#
      • 1...Be8
        • 2.Sc6#
        • 2.Qxb7#
      • 1...Sd6
        • 2.Qxa6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);
    • Threat
      • QAR(A)+S(C),XB(b)
    • Vars
      • K(d);P-FLIGHT::S(C),XB(b)
      • B(b);::QAR(A)+S(C)
      • B(b);N_GUARD::QAB1(A),XS(c)
      • S(c);OGATE::QAR2(A),XP(a)
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