MESON Chess Problem Database

Problem Display
PID: 174333 (5n2/4bK2/3p1p2/p2k4/Qp2NrNR/1P2p2B/4P3/B3n3 w - - 0 1)

Bylevski, Aleksandr

Boletim da UBP, 1986

5n2/4bK2/3p1p2/p2k4/Qp2NrNR/1P2p2B/4P3/B3n3

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rf1
      • 2.Sxe3#
    • 1...Rf2
      • 2.Sxe3#
    • 1...Rxe4
      • 2.Qb5#
    • 1...Rf5
      • 2.Sxe3#
  • Keys
    • 1.Qe8!
      • threat
        • 2.Qa8#
      • 1...Kxe4
        • 2.Sxf6#
      • 1...Rxe4
        • 2.Qb5#
      • 1...Bd8
        • 2.Sxe3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • R(d);::S(G),XP(b)
    • R(d);SBLOCK,XS(F)::QAR2(E)
  • Actual
    • Q(E);
    • Threat
      • QAB(E)
    • Vars
      • K(f);P_SPINB(i),S_FLIGHT,XS(F)::S(G),XP(h)
      • R(d);SBLOCK,XS(F)::QAR2(E)
      • B(i);::S(G),XP(b)
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