MESON Chess Problem Database

Problem Display
PID: 88 (4K3/p1p1p3/8/Q7/2Nk4/5BB1/2P5/4r2b w - - 0 1)

Giegold, Fritz Emil

Oberfrankische Schachzeitung, 1930

4K3/p1p1p3/8/Q7/2Nk4/5BB1/2P5/4r2b

#2

6 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Bf2+?
      • 1...Kxc4
        • 2.Qc5#
      • 1...Re3!
  • Keys
    • 1.Se3!
      • threat
        • 2.Qe5#
      • 1...Kxe3
        • 2.Qc3#
      • 1...Rxe3
        • 2.Qb4#
      • 1...c5
        • 2.Qd2#
      • 1...e5
        • 2.Qxe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);CHECK
      • Vars
        • K(c);P-FLIGHT,XS(D)::QAR1(E)
      • Refutation
        • R(a);P_SPINR(a)
  • Actual
    • S(D);
    • Threat
      • QAB1(E)
    • Vars
      • K(c);S_FLIGHT,XS(D)::QAR2(E)
      • R(a);SBLOCK,XS(D)::QAR2(E)
      • P(e);SBLOCK::QAR2(E)
      • P(f);::QAB1(E),XP(f)
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