MESON Chess Problem Database

Problem Display
PID: 49071 (8/p7/Q2p4/3P4/Np2p3/1k2P3/4P3/R3K3 w Q - 0 1)

Gruber, Bratoljub

Problem (Zagreb), 1955

8/p7/Q2p4/3P4/Np2p3/1k2P3/4P3/R3K3

#2

7 + 5

273 Mat Plus 1995

SOLUTION

  • SOUND
  • Sets
    • 1...Kc2
      • 2.Qc4#
  • Tries
    • 1.Rb1+?
      • 1...Ka2
        • 2.Sc3#
      • 1...Ka3
        • 2.Sc3#
        • 2.Sc5#
        • 2.Sb6#
      • 1...Kc2!
  • Keys
    • 1.0-0-0!
      • 1...Ka2
        • 2.Sc5#
      • 1...Ka3
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • K(a);S_FLIGHT::QAR2(G)
  • Tries
    • Try
      • R(A);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR(G)+S(E),DCHECK
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • K(B);0-0-0
    • Vars
      • K(a);S_FLIGHT::QAR(G)+S(E)
      • K(a);P-FLIGHT::QAR(G)+S(E)
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