MESON Chess Problem Database

Problem Display
PID: 96999 (8/5N2/4B3/7N/3pk3/2bnp3/2Q1Kn2/8 w - - 0 1)

Gruber, Bratoljub

Problem (Zagreb), 1953

8/5N2/4B3/7N/3pk3/2bnp3/2Q1Kn2/8

#2

5 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ba1
      • 2.Qc6#
    • 1...Be1
      • 2.Qc6#
    • 1...Bb2
      • 2.Qc6#
    • 1...Bd2
      • 2.Qc6#
    • 1...Bb4
      • 2.Qc6#
    • 1...Ba5
      • 2.Qc6#
    • 1...Sd1
      • 2.Qxd3#
    • 1...Sh1
      • 2.Qxd3#
    • 1...Sh3
      • 2.Qxd3#
    • 1...Sg4
      • 2.Qxd3#
  • Keys
    • 1.Kf1!
      • 1...e2+
        • 2.Qxe2#
      • 1...Kf3
        • 2.Sg5#
      • 1...Ba1
        • 2.Qc6#
      • 1...Be1
        • 2.Qc6#
      • 1...Bb2
        • 2.Qc6#
      • 1...Bd2
        • 2.Qc6#
      • 1...Bb4
        • 2.Qc6#
      • 1...Ba5
        • 2.Qc6#
      • 1...Sd1
        • 2.Qg2#
      • 1...Sh1
        • 2.Qg2#
      • 1...Sh3
        • 2.Qg2#
      • 1...Sg4
        • 2.Qg2#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 4
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(b);OGATE::QAB(A)
    • S(a);N_GUARD::QAB1(A),XS(c)
  • Actual
    • K(B);S_FLIGHT
    • Vars
      • P(d);CHECK,OGATEB::QAR2(A),XP(d)
      • K(f);N_SPINS(c),S_FLIGHT::S(E)
      • B(b);OGATE::QAB(A)
      • S(a);OGATE::QAB(A)
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Developed and maintained by Brian Stephenson.
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