MESON Chess Problem Database

Problem Display
PID: 18196 (n2b4/3N1r2/2pp1ppq/2pk2pb/2p4r/2B4Q/3N2n1/1B1R2K1 w - - 0 1)

Gooderson, Arthur R

3rd Prize, The Problemist, 1954

n2b4/3N1r2/2pp1ppq/2pk2pb/2p4r/2B4Q/3N2n1/1B1R2K1

#2

7 + 15

3105 FIDE Album (1945-1955) 1964
3207 A R Gooderson An English Progressive 1996
133 The Problemist Supplement 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Re4
      • 2.Bxe4#
    • 1...Re7
      • 2.Sxf6#
    • 1...Sf4
      • 2.Be4#
    • 1...Sc7
      • 2.Sb6#
  • Keys
    • 1.Bf5!
      • threat
        • 2.Be6#
      • 1...Rxh3
        • 2.Sf3#
      • 1...gxf5
        • 2.Qxf5#
      • 1...Re4
        • 2.Bxe4#
      • 1...Rg4
        • 2.Se4#
      • 1...Re7
        • 2.Sxf6#
      • 1...Bg4
        • 2.Sf3#
      • 1...Sf4
        • 2.Be4#
      • 1...Sc7
        • 2.Sb6#
      • 1...g4
        • 2.Qxg2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • R(c);N_GUARD::B(A),XR(c)
    • R(m);N_GUARD,S_CUTB(o)::S(G),XP(j)
    • S(a);S_CUTR(c)::B(A)
    • S(n);N_GUARD,S_CUTB(o)::S(G)
  • Actual
    • B(A);
    • Threat
      • B(A)
    • Vars
      • R(c);N_GUARD,XQ(F)::R(B)+S(D)
      • P(k);OGATE,XB(A)::QAR2(F),XP(k)
      • R(c);N_GUARD::B(A),XR(c)
      • R(c);S_CUTB(g)::R(B)+S(D)
      • R(m);N_GUARD,S_CUTB(o)::S(G),XP(j)
      • B(g);S_CUTR(c)::R(B)+S(D)
      • S(a);S_CUTR(c)::B(A)
      • S(n);N_GUARD,S_CUTB(o)::S(G)
      • P(f);S_CUTB(g),S_CUTR(c)::QAB(F),XS(a)
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