MESON Chess Problem Database

Problem Display
PID: 269029 (Bb4n1/N7/pQ4pq/2P1k3/5NPP/1P2pP2/1Kn5/3R4 w - - 0 1)

Skuja, Andris

Shakhmatnaya kompozitsiya, 1997

Bb4n1/N7/pQ4pq/2P1k3/5NPP/1P2pP2/1Kn5/3R4

#2

11 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Kxf4
      • 2.Qxb8#
    • 1...Qxf4
      • 2.Rd5#
    • 1...Qf8
      • 2.Sxg6#
    • 1...Qxh4
      • 2.Sxg6#
    • 1...Qh8
      • 2.Sxg6#
    • 1...Bd6
      • 2.Qxd6#
    • 1...Bxa7
      • 2.Qd6#
    • 1...Sd4
      • 2.Sd3#
    • 1...Sf6
      • 2.Qxb8#
  • Keys
    • 1.Rd4!
      • threat
        • 2.Re4#
      • 1...Kxd4
        • 2.Sc6#
      • 1...Qxf4
        • 2.Rd5#
      • 1...Sxd4
        • 2.Sd3#
      • 1...Bd6
        • 2.Qxd6#
      • 1...Sf6
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • K(c);N_GUARD,S_FLIGHT,XS(E)::QAB(I),XB(g)
    • Q(f);SBLOCK,XS(E)::R1(A)
    • Q(f);N_GUARD::S(E),XP(e)
    • Q(f);N_GUARD,XP(G)::S(E),XP(e)
    • B(g);N_GUARD::QAB1(I),XB(g)
    • B(g);N_GUARD,XS(J)::QAB1(I)
    • S(a);SBLOCK::S(E)
    • S(h);SBLOCK::QAB(I),XB(g)
  • Actual
    • R(A);
    • Threat
      • R1(A)
    • Vars
      • K(c);N_GUARD,S_FLIGHT,XR(A)::S(J)
      • Q(f);SBLOCK,XS(E)::R1(A)
      • S(a);SBLOCK,XR(A)::S(E)
      • B(g);N_GUARD::QAB1(I),XB(g)
      • S(h);SBLOCK::S(J)
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