MESON Chess Problem Database

Problem Display
PID: 64362 (4Q3/bKR5/3p4/1p1k4/P5r1/8/2N5/B4b2 w - - 0 1)

Stocchi, Ottavio

2nd HM., Caissa, 1952/II

4Q3/bKR5/3p4/1p1k4/P5r1/8/2N5/B4b2

#2

6 + 6

5407 Selected Stocchi (II) 2004
14475 Mat Plus Review 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Rg1
      • 2.Sb4#
    • 1...Rg2
      • 2.Sb4#
    • 1...Rg3
      • 2.Sb4#
    • 1...Rb4
      • 2.Sxb4#
    • 1...Rd4
      • 2.Se3#
    • 1...Rg5
      • 2.Sb4#
    • 1...Rg6
      • 2.Sb4#
    • 1...Rg7
      • 2.Sb4#
    • 1...Rg8
      • 2.Sb4#
    • 1...Bc4
      • 2.Sb4#
    • 1...Be3
      • 2.Sxe3#
    • 1...Bd4
      • 2.Sb4#
    • 1...Bb8
      • 2.Se3#
  • Keys
    • 1.Re7!
      • threat
        • 2.Qc6#
      • 1...Kc4
        • 2.Qxb5#
      • 1...Kc5
        • 2.Qc6#
      • 1...Rc4
        • 2.Qh5#
      • 1...Bc5
        • 2.Qf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 13
  • Sets
    • R(b);N_GUARD::S(B)
    • R(b);N_GUARD::S(B),XR(b)
    • R(b);S_CUTB(f)::S(B)
    • R(b);N_GUARD,P_PINR(E)::S(B)
    • B(a);S_CUTR(b)::S(B)
    • B(f);N_GUARD::S(B),XB(f)
    • B(f);S_CUTR(b)::S(B)
    • B(f);N_GUARD::S(B)
  • Actual
    • R(E);
    • Threat
      • QAB1(F)
    • Vars
      • K(d);S_FLIGHT::QAB1(F),XP(c)
      • K(d);P-FLIGHT::QAR1(F)
      • R(b);N_GUARD,SBLOCK::QAR(F)
      • B(f);SBLOCK::QAB(F)
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