MESON Chess Problem Database

Problem Display
PID: 231401 (8/8/8/4N1K1/5N2/6k1/5r1b/4B2R w - - 0 1)

Zilahi, Zoltan

3rd HM., Nepszava, 1927

8/8/8/4N1K1/5N2/6k1/5r1b/4B2R

#2

5 + 3

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bg1
      • 2.Rh3#
  • Tries
    • 1.Sed3?
      • 1...Bg1
        • 2.Rh3#
      • 1...Kf3!
    • 1.Sf3?
      • 1...Bg1
        • 2.Rh3#
      • 1...Kxf3!
    • 1.Sc4?
      • 1...Bg1
        • 2.Rh3#
      • 1...Kf3!
    • 1.Sg4?
      • 1...Bg1
        • 2.Rh3#
      • 1...Kf3!
    • 1.Sc6?
      • 1...Bg1
        • 2.Rh3#
      • 1...Kf3!
    • 1.Seg6?
      • 1...Bg1
        • 2.Rh3#
      • 1...Kf3!
    • 1.Sd7?
      • 1...Bg1
        • 2.Rh3#
      • 1...Kf3!
    • 1.Sf7?
      • 1...Bg1
        • 2.Rh3#
      • 1...Kf3!
  • Keys
    • 1.Kf5!
      • 1...Kh4
        • 2.Bxf2#
      • 1...Bg1
        • 2.Rh3#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(b);OGATE::R1(B)
  • Tries
    • Try
      • S(D);
      • Vars
        • B(b);OGATE::R1(B)
      • Refutation
        • K(c);N_SPINR(a),P-FLIGHT
    • Try
      • S(D);
      • Vars
        • B(b);OGATE::R1(B)
      • Refutation
        • K(c);N_SPINR(a),P-FLIGHT,XS(D)
    • Try
      • S(D);
      • Vars
        • B(b);OGATE::R1(B)
      • Refutation
        • K(c);N_SPINR(a),P-FLIGHT
    • Try
      • S(D);
      • Vars
        • B(b);OGATE::R1(B)
      • Refutation
        • K(c);N_SPINR(a),P-FLIGHT
    • Try
      • S(D);
      • Vars
        • B(b);OGATE::R1(B)
      • Refutation
        • K(c);N_SPINR(a),P-FLIGHT
    • Try
      • S(D);
      • Vars
        • B(b);OGATE::R1(B)
      • Refutation
        • K(c);N_SPINR(a),P-FLIGHT
    • Try
      • S(D);
      • Vars
        • B(b);OGATE::R1(B)
      • Refutation
        • K(c);N_SPINR(a),P-FLIGHT
    • Try
      • S(D);
      • Vars
        • B(b);OGATE::R1(B)
      • Refutation
        • K(c);N_SPINR(a),P-FLIGHT
  • Actual
    • K(E);P-FLIGHT,P_SPINS(C)
    • Vars
      • K(c);P_SPINB(b),S_FLIGHT::B(A),XR(a)
      • B(b);OGATE::R1(B)
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