MESON Chess Problem Database

Problem Display
PID: 18654 (8/n7/3Rp3/1p1nP3/1P3p2/BBk1pP2/2N1K3/1R6 w - - 0 1)

Goldschmidt, Josef

2nd HM., Israel Ring Ty., 1957

8/n7/3Rp3/1p1nP3/1P3p2/BBk1pP2/2N1K3/1R6

#2

9 + 7

3841 The Art of Israeli Chess Composition 1983

SOLUTION

  • SOUND
  • Sets
    • 1...Sxb4
      • 2.Bxb4#
    • 1...Sb6
      • 2.Rd3#
    • 1...Sf6
      • 2.Rd3#
    • 1...Sc7
      • 2.Rd3#
    • 1...Se7
      • 2.Rd3#
    • 1...Sc6
      • 2.Rxc6#
    • 1...Sc8
      • 2.Rc6#
  • Tries
    • 1.Bc1?
      • 1...Sc6
        • 2.Rxc6#
      • 1...Sb6
        • 2.Rd3#
      • 1...Sf6
        • 2.Rd3#
      • 1...Sc7
        • 2.Rd3#
      • 1...Se7
        • 2.Rd3#
      • 1...Sc8
        • 2.Rc6#
      • 1...Sxb4!
    • 1.Bxd5?
      • 1...Kxc2
        • 2.Rc1#
      • 1...Sc6
        • 2.Rxc6#
      • 1...Sc8
        • 2.Rc6#
      • 1...exd5!
    • 1.Rb2?
      • 1...Sc6
        • 2.Rxc6#
      • 1...Sb6
        • 2.Rd3#
      • 1...Sf6
        • 2.Rd3#
      • 1...Sc7
        • 2.Rd3#
      • 1...Se7
        • 2.Rd3#
      • 1...Sc8
        • 2.Rc6#
      • 1...Sxb4!
  • Keys
    • 1.Sd4!
      • 1...Kxd4
        • 2.Bb2#
      • 1...Sxb4
        • 2.Bb2#
      • 1...Sc6
        • 2.Sxb5#
      • 1...Sb6
        • 2.Rc1#
      • 1...Sf6
        • 2.Rc1#
      • 1...Sc7
        • 2.Rc1#
      • 1...Se7
        • 2.Rc1#
      • 1...Sc8
        • 2.Sxb5#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 7
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(e);OGATE,XP(G)::B(D),XS(e)
    • S(e);OGATE::R1(I)
    • S(g);N_GUARD::R(I),XS(g)
    • S(g);N_GUARD::R(I)
  • Tries
    • Try
      • B(D);
      • Vars
        • S(g);N_GUARD::R(I),XS(g)
        • S(e);OGATE::R1(I)
        • S(g);N_GUARD::R(I)
      • Refutation
        • S(e);XP(G)
    • Try
      • B(E);XS(e)
      • Vars
        • K(a);OGATEB,P-FLIGHT,XS(B)::R1(A)
        • S(g);N_GUARD::R(I),XS(g)
        • S(g);N_GUARD::R(I)
      • Refutation
        • P(f);XB(E)
    • Try
      • R(A);
      • Vars
        • S(g);N_GUARD::R(I),XS(g)
        • S(e);OGATE::R1(I)
        • S(g);N_GUARD::R(I)
      • Refutation
        • S(e);XP(G)
  • Actual
    • S(B);
    • Vars
      • K(a);P_SPINS(e),S_FLIGHT,XS(B)::B(D)
      • S(e);SBLOCK,XP(G)::B(D)
      • S(g);N_GUARD::S(B),XP(d)
      • S(e);::R(A)
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