MESON Chess Problem Database

Problem Display
PID: 51284 (8/1n6/1B3p2/2p2p2/B7/PPkPP3/2bN1N2/2K5 w - - 0 1)

Rendall, JL

Manchester Guardian, 1956

8/1n6/1B3p2/2p2p2/B7/PPkPP3/2bN1N2/2K5

#2

9 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Bb1
      • 2.Sxb1#
    • 1...Bd1
      • 2.Sb1#
    • 1...Bxb3
      • 2.Sb1#
    • 1...Bxd3
      • 2.Sd1#
    • 1...Sa5
      • 2.Bxa5#
    • 1...Sd6
      • 2.Ba5#
    • 1...Sd8
      • 2.Ba5#
    • 1...c4
      • 2.Bd4#
    • 1...f4
      • 2.Sde4#
  • Tries
    • 1.Bc7?
      • 1...Bxb3
        • 2.Sb1#
      • 1...Bxd3
        • 2.Sd1#
      • 1...Bb1
        • 2.Sxb1#
      • 1...Bd1
        • 2.Sb1#
      • 1...Sa5
        • 2.Bxa5#
      • 1...Sd6
        • 2.Ba5#
      • 1...Sd8
        • 2.Ba5#
      • 1...f4
        • 2.Sde4#
      • 1...c4!
  • Keys
    • 1.Bb5!
      • 1...Bxb3
        • 2.Sb1#
      • 1...Bxd3
        • 2.Sd1#
      • 1...Bb1
        • 2.Sd1#
      • 1...Bd1
        • 2.Sxd1#
      • 1...Sa5
        • 2.Bxa5#
      • 1...Sd6
        • 2.Ba5#
      • 1...Sd8
        • 2.Ba5#
      • 1...c4
        • 2.Bd4#
      • 1...f4
        • 2.Sfe4#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 3
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(a);N_GUARD::S(B),XB(a)
    • B(a);N_GUARD::S(B)
    • B(a);N_GUARD,XP(E)::S(B)
    • B(a);N_GUARD,SBLOCK,XP(F)::S(C)
    • S(f);N_GUARD::B(I),XS(f)
    • S(f);N_GUARD::B(I)
    • P(c);OGATE::B(I)
    • P(d);N_GUARD::S(B)
  • Tries
    • Try
      • B(I);
      • Vars
        • B(a);N_GUARD,XP(E)::S(B)
        • B(a);N_GUARD,SBLOCK,XP(F)::S(C)
        • B(a);N_GUARD::S(B),XB(a)
        • B(a);N_GUARD::S(B)
        • S(f);N_GUARD::B(I),XS(f)
        • S(f);N_GUARD::B(I)
        • P(d);N_GUARD::S(B)
      • Refutation
        • P(c);
  • Actual
    • B(H);
    • Vars
      • B(a);N_GUARD,SBLOCK,XP(E)::S(B)
      • B(a);N_GUARD,XP(F)::S(C)
      • B(a);N_GUARD::S(C)
      • B(a);N_GUARD::S(C),XB(a)
      • S(f);N_GUARD::B(I),XS(f)
      • S(f);N_GUARD::B(I)
      • P(c);OGATE::B(I)
      • P(d);N_GUARD::S(C)
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