MESON Chess Problem Database

Problem Display
PID: 17261 (2B5/r2n3p/1p2p2R/Rr3kp1/6p1/2Q1P3/4K3/8 w - - 0 1)

Stocchi, Ottavio

L'Italia Scacchistica, 1927

2B5/r2n3p/1p2p2R/Rr3kp1/6p1/2Q1P3/4K3/8

#2

6 + 9

14475 Mat Plus Review 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Re5
      • 2.Qc2#
      • 2.Qd3#
  • Tries
    • 1.Rxb5+?
      • 1...Ke4
        • 2.Qb4#
        • 2.Qd4#
        • 2.Qc2#
        • 2.Qd3#
        • 2.Qc4#
        • 2.Qc6#
      • 1...Se5
        • 2.Rxe5#
        • 2.Qxe5#
        • 2.Qc2#
        • 2.Qd3#
      • 1...e5
        • 2.Rxe5#
        • 2.Qxe5#
        • 2.Qc2#
        • 2.Qd3#
      • 1...Sc5!
    • 1.Rf6+?
      • 1...Ke4
        • 2.Qd4#
      • 1...Sxf6!
  • Keys
    • 1.Qc6!
      • threat
        • 2.Qxe6#
      • 1...Ke5
        • 2.Qxe6#
      • 1...Re5
        • 2.Qc2#
      • 1...Sc5
        • 2.Qd5#
      • 1...Se5
        • 2.Bxe6#
      • 1...Sf8
        • 2.Rxb5#
      • 1...e5
        • 2.Rf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(D);CHECK,XR(b)
      • Refutation
        • S(h);P_SPINP(f),P_SPINS(h)
    • Try
      • R(E);CHECK
      • Vars
        • K(c);N_SPINR(b),S_FLIGHT::QAR1(B)
      • Refutation
        • S(h);P_SPINP(f),XR(E)
  • Actual
    • Q(B);
    • Threat
      • QAB1(B),XP(f)
    • Vars
      • K(c);P-FLIGHT::QAR1(B),XP(f)
      • R(b);P_PINP(C)::QAB(B)
      • S(h);N_GUARD,N_SPINR(b),P_SPINP(f),S_CUTR(b)::QAR2(B)
      • S(h);N_SPINR(b),OGATE,P_SPINP(f),SBLOCK::B(F),XP(f)
      • S(h);N_GUARD,P_SPINP(f)::R(D),XR(b)
      • P(f);N_SPINR(b),P_SPINS(h),SBLOCK::R1(E)
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