MESON Chess Problem Database

Problem Display
PID: 263951 (2N3K1/p7/4PQ2/1BNk4/1p6/4q1p1/2n5/6B1 w - - 0 1)

Foschini, Ettore

Neue Leipziger Zeitung, 1932

(First published on Sun May 15 1932)

2N3K1/p7/4PQ2/1BNk4/1p6/4q1p1/2n5/6B1

#2

7 + 6

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc5
      • 2.Qe5#
    • 1...Qc1
      • 2.Qf5#
    • 1...Qd2
      • 2.Qf5#
    • 1...Qxc5
      • 2.Qf5#
    • 1...Qg5+
      • 2.Qxg5#
    • 1...Qh6
      • 2.Qf5#
    • 1...Qa3
      • 2.Qg5#
      • 2.Qf5#
    • 1...Qb3
      • 2.Qg5#
      • 2.Qf5#
    • 1...Qxe6+
      • 2.Qxe6#
  • Tries
    • 1.Bxe3?
      • threat
        • 2.Qg5#
        • 2.Qf5#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Sxe3!
  • Keys
    • 1.e7!
      • threat
        • 2.Qd6#
      • 1...Qg5+
        • 2.Qxg5#
      • 1...Qe6+
        • 2.Qxe6#
      • 1...Kxc5
        • 2.Qe5#
      • 1...Qxc5
        • 2.Qf5#
      • 1...Qxe7
        • 2.Sxe7#
      • 1...Qf4
        • 2.Qe6#
      • 1...Qh6
        • 2.Qf5#
      • 1...Qe5
        • 2.Qc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • K(e);N_GUARD,P-FLIGHT,P_SPINQ(b),XS(C)::QAR2(E)
    • Q(b);N_GUARD::QAR2(E)
    • Q(b);N_GUARD,XS(C)::QAR2(E)
    • Q(b);CHECK,N_GUARD::QAR(E),XQ(b)
    • Q(b);CHECK,OGATE,XP(D)::QAB1(E),XQ(b)
  • Tries
    • Try
      • B(A);XQ(b)
      • Threat
        • DUALS(2)
      • Vars
        • S(a);N_GUARD::QAR1(E),XS(a)
      • Refutation
        • S(a);XB(A)
  • Actual
    • P(D);
    • Threat
      • QAR1(E)
    • Vars
      • Q(b);CHECK,N_GUARD::QAR(E),XQ(b)
      • Q(b);CHECK,N_GUARD::QAB1(E),XQ(b)
      • K(e);N_GUARD,P-FLIGHT,P_SPINQ(b),XS(C)::QAR2(E)
      • Q(b);N_GUARD,XS(C)::QAR2(E)
      • Q(b);XP(D)::S(F),XQ(b)
      • Q(b);N_GUARD::QAB1(E)
      • Q(b);N_GUARD::QAR2(E)
      • Q(b);SBLOCK::QAB1(E)
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