MESON Chess Problem Database

Problem Display
PID: 33563 (1b2R3/6R1/7p/7p/3NPkP1/5N2/5P2/1b1Bn2K w - - 0 1)

Stocchi, Ottavio

3rd Prize, Stratford Express, 1949

1b2R3/6R1/7p/7p/3NPkP1/5N2/5P2/1b1Bn2K

#2

9 + 6

3100 Selected Stocchi (I) 2001
273 Mat Plus 2008

SOLUTION

  • SOUND
  • Sets
    • 1...Bxe4
      • 2.Se6#
    • 1...Sxf3
      • 2.Se2#
    • 1...hxg4
      • 2.Rf7#
  • Tries
    • 1.Sd2?
      • threat
        • 2.Se2#
      • 1...Bxe4+
        • 2.Rxe4#
      • 1...Bd3!
  • Keys
    • 1.Sg5!
      • threat
        • 2.Sh3#
      • 1...Bxe4+
        • 2.Rxe4#
      • 1...hxg4
        • 2.Se2#
      • 1...hxg5
        • 2.Rf7#
      • 1...Be5
        • 2.Sde6#

There are these versions: 133992

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • B(a);P_PINS(D),SBLOCK,XP(F)::S(E)
    • S(b);SBLOCK,XS(D)::S(E)
    • P(d);SBLOCK,XP(G)::R(H)
  • Tries
    • Try
      • S(D);
      • Threat
        • S(E)
      • Vars
        • B(a);CHECK,OGATE,XP(F)::R1(I),XB(a)
      • Refutation
        • B(a);
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • B(a);CHECK,OGATE,XP(F)::R1(I),XB(a)
      • P(d);SBLOCK,XP(G)::S(E)
      • P(e);SBLOCK,XS(D)::R(H)
      • B(f);SBLOCK::S(E)
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