MESON Chess Problem Database

Problem Display
PID: 275892 (6B1/r1n1N3/P1P2p2/R1prkbn1/K3N2Q/BPP1p2p/8/3R4 w - - 0 1)

Fleck, Ferenc

Probleemblad, 1953

6B1/r1n1N3/P1P2p2/R1prkbn1/K3N2Q/BPP1p2p/8/3R4

#2

12 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rd4+
      • 2.cxd4#
    • 1...Bxe4
      • 2.Qg3#
    • 1...Sb5
      • 2.Rxd5#
    • 1...Sxa6
      • 2.Rxd5#
    • 1...Se6
      • 2.Rxd5#
    • 1...Sa8
      • 2.Rxd5#
    • 1...Se8
      • 2.Rxd5#
    • 1...c4
      • 2.Bd6#
  • Keys
    • 1.Sxc5!
      • threat
        • 2.Qg3#
      • 1...Rd4+
        • 2.Qxd4#
      • 1...Kd6
        • 2.Sd7#
      • 1...Rxc5
        • 2.Qd4#
      • 1...Se4
        • 2.Sd3#
      • 1...Sge6
        • 2.Sd7#
      • 1...Sce6
        • 2.Rxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 4
    • REMOVED MATES = 6
  • Sets
    • R(d);CHECK,OGATE,P_SPINP(c)::P(D),XR(d)
    • B(f);SBLOCK,XS(F)::QAB(G)
    • S(j);N_GUARD::R1(A),XR(d)
    • S(j);N_GUARD,XP(I)::R1(A),XR(d)
    • P(c);OGATE,P_SPINR(d)::B(B)
  • Actual
    • S(F);XP(c)
    • Threat
      • QAB(G)
    • Vars
      • R(d);CHECK,N_GUARD::QAB1(G),XR(d)
      • K(e);P_SPINR(d),S_CUTB(f),S_FLIGHT::B(B)+S(F)
      • R(d);N_GUARD,P_SPINR(d),XS(F)::QAB1(G)
      • S(g);S_CUTB(f)::S(F)
      • S(j);N_GUARD::R1(A),XR(d)
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Developed and maintained by Brian Stephenson.
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