MESON Chess Problem Database

Problem Display
PID: 139018 (6BK/br1p4/RN1p2p1/pp2k3/p3nRP1/Q1p2P2/6N1/8 w - - 0 1)

Fasano, Alessandro

3rd Comm., L'Italia Scacchistica, 2005

6BK/br1p4/RN1p2p1/pp2k3/p3nRP1/Q1p2P2/6N1/8

#2

9 + 11

35 L'Italia Scacchistica 2006

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qxd6#
    • 1...Sd2
      • 2.Qxc3#
    • 1...Sf2
      • 2.Qxc3#
    • 1...Sg3
      • 2.Qxc3#
    • 1...Sc5
      • 2.Qxc3#
    • 1...Sg5
      • 2.Qxc3#
    • 1...Sf6
      • 2.Qxc3#
  • Tries
    • 1.Kg7?
      • threat
        • 2.Rxe4#
      • 1...Kd4
        • 2.Qxd6#
      • 1...Sd2
        • 2.Qxc3#
      • 1...Sf2
        • 2.Qxc3#
      • 1...Sg3
        • 2.Qxc3#
      • 1...Sc5
        • 2.Qxc3#
      • 1...Sg5
        • 2.Qxc3#
      • 1...Sf6
        • 2.Qxc3#
      • 1...d5!
    • 1.Sc4+?
      • 1...Kd4
        • 2.Rxd6#
        • 2.Qxd6#
      • 1...bxc4!
    • 1.Sxd7+?
      • 1...Kd4
        • 2.Rxd6#
        • 2.Qxd6#
      • 1...Rxd7!
    • 1.Rf5+?
      • 1...Kd4
        • 2.Rd5#
      • 1...gxf5!
    • 1.Qa2?
      • threat
        • 2.Qd5#
      • 1...Kd4
        • 2.Qd5#
      • 1...d5
        • 2.Qxd5#
      • 1...Sf6!
    • 1.Qb3?
      • threat
        • 2.Qd5#
      • 1...Kd4
        • 2.Qd5#
      • 1...d5
        • 2.Qxd5#
      • 1...Sf6
        • 2.Qxc3#
      • 1...axb3!
  • Keys
    • 1.Sd5!
      • threat
        • 2.Rxe4#
      • 1...Kd4
        • 2.Qxc3#
      • 1...Sd2
        • 2.Qxd6#
      • 1...Sf2
        • 2.Qxd6#
      • 1...Sg3
        • 2.Qxd6#
      • 1...Sc5
        • 2.Qxc3#
      • 1...Sg5
        • 2.Qxd6#
      • 1...Sf6
        • 2.Qxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 6
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(f);P_SPINS(c),S_FLIGHT::QAR2(B),XP(g)
    • S(c);N_GUARD::QAB(B),XP(a)
  • Tries
    • Try
      • K(I);S_FLIGHT
      • Threat
        • R1(D),XS(c)
      • Vars
        • K(f);P_SPINS(c),S_FLIGHT::QAR2(B),XP(g)
        • S(c);N_GUARD::QAB(B),XP(a)
      • Refutation
        • P(g);
    • Try
      • S(G);CHECK
      • Refutation
        • P(e);XS(G)
    • Try
      • S(G);CHECK,XP(k)
      • Refutation
        • R(j);XS(G)
    • Try
      • R(D);CHECK
      • Vars
        • K(f);OGATE,S_FLIGHT::R1(D)
      • Refutation
        • P(h);XR(D)
    • Try
      • Q(B);
      • Threat
        • QAR1(B)
      • Vars
        • K(f);P_SPINS(c),S_FLIGHT::QAR1(B)
        • P(g);::QAR1(B),XP(g)
      • Refutation
        • S(c);
    • Try
      • Q(B);
      • Threat
        • QAR1(B)
      • Vars
        • K(f);P_SPINS(c),S_FLIGHT::QAR1(B)
        • P(g);::QAR1(B),XP(g)
        • S(c);N_GUARD::QAB(B),XP(a)
      • Refutation
        • P(b);XQ(B)
  • Actual
    • S(G);
    • Threat
      • R1(D),XS(c)
    • Vars
      • K(f);P_SPINS(c),S_FLIGHT::QAB1(B),XP(a)
      • S(c);N_GUARD::QAB1(B),XP(g)
      • S(c);N_GUARD,S_CUTB(i)::QAB(B),XP(a)
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