MESON Chess Problem Database

Problem Display
PID: 28912 (1Q6/1b1pp2K/3p1R1R/4kp2/4P1Pp/1rn1Prnq/2N5/4N3 w - - 0 1)

Stocchi, Ottavio

Magasinet, 1938

1Q6/1b1pp2K/3p1R1R/4kp2/4P1Pp/1rn1Prnq/2N5/4N3

#2

9 + 12

3100 Selected Stocchi (I) 2001
14475 Mat Plus Review 2007

SOLUTION

  • SOUND
  • Sets
    • 1...exf6
      • 2.Qe8#
  • Tries
    • 1.Qxd6+?
      • 1...Kxe4
        • 2.Qd4#
      • 1...exd6!
  • Keys
    • 1.Rxd6!
      • threat
        • 2.Rde6#
      • 1...Kxe4
        • 2.Rd4#
      • 1...Bxe4
        • 2.Qh8#
      • 1...Scxe4
        • 2.Sxf3#
      • 1...Sgxe4
        • 2.Sd3#
      • 1...fxe4
        • 2.Rxd7#
      • 1...exd6
        • 2.Qe8#
      • 1...e6
        • 2.Rdxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 1
  • Sets
    • P(l);OGATEB,XR(F)::QAR(I)
  • Tries
    • Try
      • Q(I);CHECK,XP(i)
      • Vars
        • K(g);P-FLIGHT,XP(D)::QAR1(I)
      • Refutation
        • P(l);XQ(I)
  • Actual
    • R(F);XP(i)
    • Threat
      • QAB(I)+R(F),DCHECK
    • Vars
      • K(g);P-FLIGHT,XP(D)::R1(F)
      • B(j);SBLOCK,XP(D)::QAB(I)
      • S(b);SBLOCK,XP(D)::S(A),XR(c)
      • S(d);SBLOCK,XP(D)::S(A)
      • P(h);SBLOCK,XP(D)::QAB(I)+R(F),XP(k)
      • P(l);OGATEB,P_SPINP(l),XR(F)::QAR(I)
      • P(l);::QAB(I)+R(F),DCHECK,XP(l)
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