MESON Chess Problem Database

Problem Display
PID: 219135 (8/8/N2ppb2/3P3r/1p1k3p/1PN1R3/2r1PB1K/1B6 w - - 0 1)

Chlubna, Friedrich

Freie Presse, 1981

8/8/N2ppb2/3P3r/1p1k3p/1PN1R3/2r1PB1K/1B6

#2

9 + 8

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Re5
      • 2.Rd3#
    • 1...Be5+
      • 2.Rg3#
    • 1...exd5
      • 2.Sb5#
    • 1...e5
      • 2.Rd3#
      • 2.Rf3#
      • 2.Rg3#
      • 2.Rh3#
  • Keys
    • 1.Sc7!
      • threat
        • 2.Sxe6#
      • 1...Be5+
        • 2.Rg3#
      • 1...Kc5
        • 2.Re5#
      • 1...Rxc3
        • 2.Re4#
      • 1...bxc3
        • 2.Rxe6#
      • 1...exd5
        • 2.Se6#
      • 1...Re5
        • 2.Rd3#
      • 1...e5
        • 2.Se6#
        • 2.Rd3#
        • 2.Rf3#
        • 2.Rg3#
        • 2.Rh3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • R(e);SBLOCK::B(C)+R(G),DCHECK
    • B(h);CHECK,SBLOCK::B(C)+R(G)
    • P(g);SBLOCK,XP(H)::S(F)
  • Actual
    • S(I);
    • Threat
      • S(I),XP(g)
    • Vars
      • B(h);CHECK,SBLOCK::B(C)+R(G)
      • K(c);S_FLIGHT::B(C)+R(G)
      • R(a);SBLOCK,XS(F)::B(C)+R(G),DCHECK
      • P(b);SBLOCK,XS(F)::B(C)+R(G),XP(g)
      • P(g);XP(H)::S(I)
      • R(e);SBLOCK::B(C)+R(G),DCHECK
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