MESON Chess Problem Database

Problem Display
PID: 95696 (1b2B3/4n3/6rp/R1q4k/3R4/5PQ1/6nK/2B2b1N w - - 0 1)

Rossi, Sisto

L'Italia Scacchistica, 1987

1b2B3/4n3/6rp/R1q4k/3R4/5PQ1/6nK/2B2b1N

#2

8 + 8

14744 Nuova Antologia dei Problemisti Italiani 1992
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bxg3+
      • 2.Sxg3#
    • 1...Ba7
      • 2.Qg4#
    • 1...Se1
      • 2.Rh4#
    • 1...Se3
      • 2.Rh4#
    • 1...Sf4
      • 2.Qg4#
    • 1...Sh4
      • 2.Rxh4#
    • 1...Sd5
      • 2.Bxg6#
    • 1...Sf5
      • 2.Bxg6#
    • 1...Sc6
      • 2.Bxg6#
    • 1...Sc8
      • 2.Bxg6#
    • 1...Sg8
      • 2.Bxg6#
  • Tries
    • 1.Rf4?
      • threat
        • 2.Qg4#
      • 1...Se3
        • 2.Rh4#
        • 2.Qh4#
      • 1...Bxf4!
    • 1.Rxc5+?
      • 1...Sd5
        • 2.Bxg6#
      • 1...Sf5
        • 2.Bxg6#
        • 2.Rxf5#
      • 1...Be5!
    • 1.Qe5+?
      • 1...Qxe5+
        • 2.Sg3#
      • 1...Sf5
        • 2.Sg3#
      • 1...Bxe5+!
  • Keys
    • 1.Kg1!
      • threat
        • 2.Qg4#
      • 1...Bxg3
        • 2.Sxg3#
      • 1...Se3
        • 2.Rh4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 9
  • Sets
    • B(h);CHECK,XQ(E)::S(B),XB(h)
    • B(h);N_PINQ(E)::QAB1(E)
    • S(b);N_GUARD::R1(F)
    • S(b);N_PINQ(E)::QAB1(E)
    • S(b);N_GUARD::R1(F),XS(b)
    • S(g);N_GUARD,N_SPINQ(c)::B(H),XR(e)
    • S(g);N_GUARD::B(H),XR(e)
  • Tries
    • Try
      • R(F);N_SPINQ(E)
      • Threat
        • QAB1(E)
      • Refutation
        • B(h);P_PINQ(E),XR(F)
    • Try
      • R(G);CHECK,XQ(c)
      • Vars
        • S(g);P_SPINS(g)::B(H),XR(e)
      • Refutation
        • B(h);P_SPINB(h)
    • Try
      • Q(E);CHECK,N_PINQ(c)
      • Vars
        • Q(c);CHECK,P_SPINQ(c),XQ(E)::S(B)
        • S(g);P_SPINS(g)::S(B)
      • Refutation
        • B(h);CHECK,XQ(E)
  • Actual
    • K(C);N_SPINQ(E),P_SPINR(F),S_FLIGHT
    • Threat
      • QAB1(E)
    • Vars
      • B(h);XQ(E)::S(B),XB(h)
      • S(b);N_PINR(F),P_PINQ(E)::R1(F)
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