MESON Chess Problem Database

Problem Display
PID: 246083 (4q3/8/8/5k2/6RP/6QK/6N1/8 w - - 0 1)

Zinoviev, Nikolai

Kudesnik, 1991

4q3/8/8/5k2/6RP/6QK/6N1/8

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qe6
      • 2.Qf4#
  • Keys
    • 1.Qd6!
      • threat
        • 2.Rf4#
      • 1...Qe3+
        • 2.Sxe3#
      • 1...Qe6
        • 2.Qf4#
      • 1...Qa4
        • 2.Se3#
      • 1...Qe4
        • 2.Rg5#
      • 1...Qe5
        • 2.Qg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • Q(b);SBLOCK::QAR1(B)
  • Actual
    • Q(B);
    • Threat
      • R1(D)
    • Vars
      • Q(b);CHECK,N_GUARD::S(A),XQ(b)
      • Q(b);SBLOCK::QAR1(B)
      • Q(b);N_GUARD::S(A)
      • Q(b);SBLOCK::R1(D)
      • Q(b);N_GUARD,SBLOCK::QAB1(B)
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