MESON Chess Problem Database

Problem Display
PID: 233985 (4Q3/1N6/r1R1b2K/4rP2/2n1k2P/3R1p1B/2P4B/8 w - - 0 1)

Garofalo, Antonio

Chess Life, 1988

4Q3/1N6/r1R1b2K/4rP2/2n1k2P/3R1p1B/2P4B/8

#2

10 + 6

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rea5
      • 2.Rxc4#
    • 1...Rb5
      • 2.Rxc4#
    • 1...Rc5
      • 2.Sxc5#
    • 1...Rxf5
      • 2.Rxc4#
    • 1...Bd5
      • 2.Sc5#
    • 1...Bxf5
      • 2.Sc5#
    • 1...Bd7
      • 2.Sc5#
    • 1...Bf7
      • 2.Sc5#
    • 1...Bc8
      • 2.Sc5#
    • 1...Bg8
      • 2.Sc5#
    • 1...Sb2
      • 2.Sd6#
    • 1...Sd2
      • 2.Sd6#
    • 1...Sa3
      • 2.Sd6#
    • 1...Se3
      • 2.Sd6#
    • 1...Sa5
      • 2.Sd6#
    • 1...Sb6
      • 2.Sd6#
    • 1...Sd6
      • 2.Sxd6#
  • Tries
    • 1.Qh5?
      • threat
        • 2.Qxf3#
        • 2.Qg4#
      • 1...Bxf5
        • 2.Qxf3#
      • 1...Sd2
        • 2.Sd6#
        • 2.Qg4#
      • 1...Se3
        • 2.Sd6#
      • 1...f2
        • 2.Bg2#
        • 2.Qf3#
        • 2.Qg4#
      • 1...Rxf5!
  • Keys
    • 1.Qg6!
      • threat
        • 2.Qg4#
      • 1...Rxf5
        • 2.Sc5#
      • 1...Bxf5
        • 2.Rxc4#
      • 1...Se3
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 14
  • Sets
    • R(d);P_SPINB(f)::R(G),XS(b)
    • R(d);N_GUARD,P_SPINB(f)::S(I),XR(d)
    • R(d);P_SPINB(f),XP(F)::R(G),XS(b)
    • B(f);P_PINR(G),P_SPINR(d)::S(I)
    • B(f);P_PINR(G),P_SPINR(d),XP(F)::S(I)
    • S(b);N_GUARD::S(I)
    • S(b);N_GUARD::S(I),XS(b)
  • Tries
    • Try
      • Q(J);
      • Threat
        • DUALS(2)
      • Vars
        • B(f);P_PINR(G),XP(F)::QAB1(J),XP(a)
        • S(b);N_GUARD::S(I)
      • Refutation
        • R(d);XP(F)
  • Actual
    • Q(J);
    • Threat
      • QAR2(J)
    • Vars
      • R(d);N_GUARD,P_SPINR(d),XP(F)::S(I)
      • B(f);N_GUARD,P_SPINB(f),XP(F)::R(G),XS(b)
      • S(b);N_GUARD::S(I)
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