MESON Chess Problem Database

Problem Display
PID: 179523 (2rk1B2/2p1pp2/2n4K/2Nb2QB/8/8/8/8 w - - 0 1)

Marysko, Milos

Busmen's Chess Review, 1969

2rk1B2/2p1pp2/2n4K/2Nb2QB/8/8/8/8

#2

5 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Sb4
      • 2.Qxe7#
    • 1...Sd4
      • 2.Qxe7#
    • 1...Sa5
      • 2.Qxe7#
    • 1...Se5
      • 2.Qxe7#
    • 1...Sa7
      • 2.Qxe7#
    • 1...Sb8
      • 2.Qxe7#
    • 1...f6
      • 2.Qxd5#
  • Keys
    • 1.Qg8!
      • threat
        • 2.Bg7#
      • 1...Ke8
        • 2.Bg7#
      • 1...e5
        • 2.Bd6#
      • 1...e6
        • 2.Bd6#
      • 1...f5
        • 2.Qxd5#
      • 1...f6
        • 2.Qxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 6
  • Sets
    • S(b);N_GUARD::QAB1(B),XP(d)
    • P(e);N_SPINP(d)::QAR(B),XB(a)
  • Actual
    • Q(B);N_PINP(d)
    • Threat
      • QAR(B)+B(E)
    • Vars
      • K(g);P-FLIGHT,P_SPINP(e)::QAR(B)+B(E)
      • P(d);OGATE::QAR(B)+B(E)
      • P(e);OGATE::QAR(B),XB(a)
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