MESON Chess Problem Database

Problem Display
PID: 265780 (3N4/1N4R1/8/3k4/K7/8/5QP1/8 w - - 0 1)

Petrasinovic, Petrasin

Comm., Sachmatija, 2022

3N4/1N4R1/8/3k4/K7/8/5QP1/8

#2

6 + 1

SOLUTION

  • SOUND
  • Tries
    • 1.Sd6?
      • 1...Kxd6
        • 2.Qd4#
      • 1...Ke5!
    • 1.Rg5+?
      • 1...Ke4
        • 2.Sc5#
      • 1...Kc4!
  • Keys
    • 1.Sc6!
      • 1...Kc4
        • 2.Qd4#
      • 1...Ke4
        • 2.Qf3#
      • 1...Kxc6
        • 2.Qc5#
      • 1...Ke6
        • 2.Qf7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Vars
        • K(a);N_GUARD,P-FLIGHT,XS(D)::QAR2(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(E);CHECK
      • Vars
        • K(a);N_GUARD,S_FLIGHT::S(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(F);
    • Vars
      • K(a);N_GUARD,S_FLIGHT::QAR1(A)
      • K(a);N_GUARD,S_FLIGHT::QAB1(A)
      • K(a);N_GUARD,S_FLIGHT,XS(F)::QAR1(A)
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