MESON Chess Problem Database

Problem Display
PID: 19147 (Q1b3NB/3p2nK/2Pnp2b/2pk2PR/4N3/1PPq1BP1/5P2/3R4 w - - 0 1)

Stocchi, Ottavio

1st Prize, Magasinet, 1933

Q1b3NB/3p2nK/2Pnp2b/2pk2PR/4N3/1PPq1BP1/5P2/3R4

#2

14 + 9

3098 FIDE Album (1914-1944) (I) 1971
3100 Selected Stocchi (I) 2001

SOLUTION

  • SOUND
  • Sets
    • 1...Sxh5
      • 2.Se7#
      • 2.Rxd3#
    • 1...Se8
      • 2.Se7#
      • 2.Rxd3#
  • Keys
    • 1.Qb8!
      • threat
        • 2.Qxd6#
      • 1...Ke5
        • 2.gxh6#
      • 1...Kxc6
        • 2.Se7#
      • 1...Sxe4
        • 2.Se7#
      • 1...Sc4
        • 2.Se7#
      • 1...Sb5
        • 2.Se7#
      • 1...Sdf5
        • 2.Sef6#
      • 1...Sb7
        • 2.Se7#
      • 1...Sf7
        • 2.Se7#
      • 1...Sde8
        • 2.Se7#
      • 1...Sgf5
        • 2.Sxd6#
      • 1...Sge8
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(L);
    • Threat
      • QAR1(L),XS(d)
    • Vars
      • K(c);N_SPINQ(a),P-FLIGHT,P_SPINS(d)::R(I)+P(H),XB(f)
      • K(c);N_SPINQ(a),S_FLIGHT,XP(J)::S(M)
      • S(d);P_SPINS(d),XS(G)::S(M)
      • S(d);::S(M)
      • S(d);N_PINS(G)::B(E)+S(G),DCHECK
      • S(h);N_PINS(G)::B(E)+S(G),XS(d)
      • S(h);::S(M)
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