MESON Chess Problem Database

Problem Display
PID: 252958 (6K1/6Q1/8/6n1/4p3/4N3/7p/5Nqk w - - 0 1)

von Wardener, Friedrich Freiherr

Wiener Schachzeitung, 1900

(First published on Wed Dec 12 1900)

6K1/6Q1/8/6n1/4p3/4N3/7p/5Nqk

#2

4 + 5

15601 Albrecht-Leiss-Degener Collection 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qa1!
      • threat
        • 2.Sg3#
      • 1...Qxe3
        • 2.Sxe3#
      • 1...Qxf1
        • 2.Qxf1#
      • 1...Qg3
        • 2.Sxg3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(C);
    • Threat
      • S(A)
    • Vars
      • Q(a);XS(B)::QAR(C)+S(A),XQ(a)
      • Q(a);OGATE,P_SPINQ(a),XS(A)::QAR2(C),XQ(a)
      • Q(a);::QAR(C)+S(A),DCHECK,XQ(a)
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