MESON Chess Problem Database

Problem Display
PID: 120960 (B6B/7P/K3pN1Q/3pPkP1/R1N2r2/2P2R2/5p2/8 w - - 0 1)

Stocchi, Ottavio

Omaggio a Szabados, 1948

B6B/7P/K3pN1Q/3pPkP1/R1N2r2/2P2R2/5p2/8

#2

12 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...d4
      • 2.Be4#
  • Tries
    • 1.Qh3+?
      • 1...Kxg5
        • 2.Qh5#
      • 1...Kg6!
    • 1.g6?
      • threat
        • 2.Rxf4#
        • 2.Qh5#
      • 1...dxc4
        • 2.Qh5#
      • 1...f1Q
        • 2.Qh5#
      • 1...f1R
        • 2.Qh5#
      • 1...Rxf3!
  • Keys
    • 1.Sxd5!
      • threat
        • 2.Sce3#
        • 2.Sde3#
        • 2.Rxf4#
      • 1...Ke4
        • 2.Se7#
      • 1...Kg4
        • 2.Sde3#
      • 1...Rxf3
        • 2.Sd6#
      • 1...exd5
        • 2.Se3#
      • 1...f1Q
        • 2.Se3#
      • 1...f1S
        • 2.Rxf4#
      • 1...f1B
        • 2.Se3#
        • 2.Rxf4#
      • 1...f1R
        • 2.Sce3#
        • 2.Sde3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 1
  • Sets
    • P(c);OGATE::B(K)
  • Tries
    • Try
      • Q(I);CHECK
      • Vars
        • K(d);N_SPINR(b),OGATEB,P-FLIGHT,XP(F)::QAR1(I)
      • Refutation
        • K(d);N_SPINR(b),S_FLIGHT
    • Try
      • P(F);
      • Threat
        • DUALS(2)
      • Vars
        • P(c);XS(D)::QAR2(I)
        • P(a);P_PINS(D)::QAR2(I)
        • P(a);::QAR2(I)
      • Refutation
        • R(b);N_SPINR(b),XR(B)
  • Actual
    • S(H);XP(c)
    • Threat
      • DUALS(3)
    • Vars
      • K(d);N_SPINR(b),S_FLIGHT::B(K)+S(H)
      • K(d);N_SPINR(b),S_FLIGHT::S(H)
      • R(b);N_SPINR(b),XR(B)::S(D)
      • P(e);XS(H)::S(D)
      • P(a);P_PINS(D)::S(H)
      • P(a);::R1(B),XR(b)
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