MESON Chess Problem Database

Problem Display
PID: 52013 (1B1Q3N/pn3n2/p2N2RP/P1pKpPPb/5kP1/8/2P2P2/3B2R1 w - e5 0 1)

Kopyl, Valery Volodimirovich

Melnichenko, Viktor Oleksandrovich

Die Schwalbe, 2004

(First published on Thu Apr 1 2004)

1B1Q3N/pn3n2/p2N2RP/P1pKpPPb/5kP1/8/2P2P2/3B2R1

#2

15 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Bxg4
      • 2.Rxg4#
    • 1...Bxg6
      • 2.Sxg6#
    • 1...Sxg5
      • 2.Qxg5#
  • Keys
    • 1.fxe5 ep!
      • threat
        • 2.Qf6#
      • 1...Bxg4
        • 2.Rxg4#
      • 1...Bxg6
        • 2.Sxg6#
      • 1...Sbxd8
        • 2.Sdxf7#
      • 1...Sxh6
        • 2.Sxb7#
      • 1...Sfxd8
        • 2.Sxb7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • B(d);OGATE,XP(E)::R1(B),XB(d)
    • B(d);XR(K)::S(O),XB(d)
    • S(h);OGATE,XP(I)::QAB1(N),XS(h)
  • Actual
    • P(H);EP,XP(c)
    • Threat
      • QAR2(N)
    • Vars
      • B(d);OGATE,XP(E)::R1(B),XB(d)
      • B(d);XR(K)::S(O),XB(d)
      • S(g);N_GUARD,XQ(N)::B(M)+S(J),XS(h)
      • S(h);N_GUARD,XP(L)::B(M)+S(J),XS(g)
      • S(h);N_GUARD,XQ(N)::B(M)+S(J),XS(g)
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