MESON Chess Problem Database

Problem Display
PID: 147063 (2r5/4N3/2pp2b1/q6p/1B1k4/p7/B2NPPQ1/7K w - - 0 1)

Zaric, Srbo

1st Comm., Australian Chess Problem Magazine TT, 1995-1996

2r5/4N3/2pp2b1/q6p/1B1k4/p7/B2NPPQ1/7K

#2

8 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Ra8
      • 2.Sxc6#
    • 1...Rb8
      • 2.Sxc6#
    • 1...Rd8
      • 2.Sxc6#
    • 1...Re8
      • 2.Sxc6#
    • 1...Rf8
      • 2.Sxc6#
    • 1...Rg8
      • 2.Sxc6#
    • 1...Rh8
      • 2.Sxc6#
    • 1...Be4
      • 2.Qxe4#
    • 1...Bf7
      • 2.Qe4#
    • 1...Be8
      • 2.Qe4#
    • 1...c5
      • 2.Qd5#
  • Keys
    • 1.Qxc6!
      • threat
        • 2.Sf3#
      • 1...Qd5+
        • 2.Qxd5#
      • 1...Be4+
        • 2.Qxe4#
      • 1...Ke5
        • 2.Qxd6#
      • 1...Rxc6
        • 2.Sxc6#
      • 1...Qf5
        • 2.Bc3#
      • 1...Rf8
        • 2.Qc3#
      • 1...d5
        • 2.Qf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 9
  • Sets
    • R(h);N_GUARD::S(H),XP(e)
    • B(g);N_GUARD,P_PINQ(F)::QAR1(F),XB(g)
    • B(g);N_GUARD::QAR1(F)
    • P(e);N_GUARD,S_CUTQ(c)::QAR1(F)
  • Actual
    • Q(F);XP(e)
    • Threat
      • S(C)
    • Vars
      • Q(c);CHECK,N_GUARD::QAR1(F),XQ(c)
      • B(g);CHECK,N_GUARD::QAR1(F),XB(g)
      • K(b);S_FLIGHT::QAB1(F),XP(f)
      • R(h);XQ(F)::S(H),XR(h)
      • Q(c);N_GUARD::B(G)
      • R(h);N_GUARD::QAB1(F)
      • P(f);OGATE::QAB(F)
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