MESON Chess Problem Database

Problem Display
PID: 240149 (B1r5/8/n1r3N1/R1Q5/4k3/1p6/1P1nP3/2K5 w - - 0 1)

Zilahi, Zoltan

Freie Presse, 1966

B1r5/8/n1r3N1/R1Q5/4k3/1p6/1P1nP3/2K5

#2

7 + 6

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rb8
      • 2.Bxc6#
    • 1...Re8
      • 2.Bxc6#
    • 1...Rf8
      • 2.Bxc6#
    • 1...Rg8
      • 2.Bxc6#
    • 1...Rh8
      • 2.Bxc6#
  • Tries
    • 1.Ra4+?
      • 1...Sc4
        • 2.Rxc4#
        • 2.Qe5#
      • 1...Sb4!
  • Keys
    • 1.Qc3!
      • threat
        • 2.Re5#
      • 1...Sc5
        • 2.Qe5#
      • 1...Re8
        • 2.Bxc6#
      • 1...Sf3
        • 2.exf3#
      • 1...Sc4
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 4
  • Sets
    • R(f);N_GUARD::B(G),XR(e)
  • Tries
    • Try
      • R(D);CHECK
      • Refutation
        • S(d);P_SPINS(d)
  • Actual
    • Q(E);
    • Threat
      • R1(D)
    • Vars
      • S(d);N_PINQ(E)::QAR1(E)
      • R(f);N_GUARD::B(G),XR(e)
      • S(a);OGATE::P(C),XS(a)
      • S(a);N_PINQ(E)::QAB1(E)
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