MESON Chess Problem Database

Problem Display
PID: 64151 (8/2pp2Q1/kP5R/b6R/1p5n/1K6/8/7B w - - 0 1)

Stocchi, Ottavio

2nd Prize, Norsk Vanforetidsskrift, 1953

8/2pp2Q1/kP5R/b6R/1p5n/1K6/8/7B

#2

6 + 6

5407 Selected Stocchi (II) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Bxb6
      • 2.Qa1#
  • Keys
    • 1.Qxd7!
      • threat
        • 2.Qb5#
        • 2.Qc8#
        • 2.Qd3#
      • 1...Bxb6
        • 2.Qa4#
      • 1...cxb6
        • 2.Qb7#
      • 1...Sg2
        • 2.Qc8#
      • 1...Sf3
        • 2.Qc8#
      • 1...Sg6
        • 2.Qb5#
      • 1...c6
        • 2.Qa7#
      • 1...Sf5
        • 2.Qd3#
      • 1...c5
        • 2.Bb7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • B(c);OGATEB,P_SPINB(c),XP(D)::QAR(F)
  • Actual
    • Q(F);XP(f)
    • Threat
      • DUALS(3)
    • Vars
      • B(c);OGATEB,P_SPINB(c),XP(D)::QAR2(F)
      • P(e);OGATE,P_SPINP(e),XP(D)::QAB1(F)
      • S(b);::QAB(F)
      • S(b);::QAB1(F)
      • P(e);OGATE::QAR1(F)
      • P(e);::B(A)
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