MESON Chess Problem Database

Problem Display
PID: 2759 (6B1/2K5/1p6/2k1pN2/4p2R/8/1P2P3/4B3 w - - 0 1)

Toscani, Hugo

Zlata Praha, 1885

(First published on Fri Oct 2 1885)

6B1/2K5/1p6/2k1pN2/4p2R/8/1P2P3/4B3

#2

7 + 4

499 Chess Problems (Rayner) 1890

SOLUTION

  • SOUND
  • Sets
    • 1...b5
      • 2.b4#
  • Tries
    • 1.Sd6?
      • 1...Kd4
        • 2.Bf2#
      • 1...e3
        • 2.Bb4#
        • 2.Rc4#
        • 2.b4#
      • 1...b5!
    • 1.e3?
      • 1...b5
        • 2.b4#
      • 1...Kb5!
  • Keys
    • 1.Sd4!
      • 1...Kxd4
        • 2.Bf2#
      • 1...exd4
        • 2.Rh5#
      • 1...e3
        • 2.b4#
      • 1...b5
        • 2.Sb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(d);SBLOCK::P(B)
  • Tries
    • Try
      • S(E);
      • Vars
        • K(b);P_SPINP(a),S_FLIGHT::B(A)
      • Refutation
        • P(d);
    • Try
      • P(C);
      • Vars
        • P(d);SBLOCK::P(B)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • S(E);
    • Vars
      • K(b);OGATEB,P_SPINP(a),S_FLIGHT,XS(E)::B(A)
      • P(c);OGATEB,SBLOCK,XS(E)::R(D)
      • P(a);::P(B)
      • P(d);SBLOCK::S(E)
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