MESON Chess Problem Database

Problem Display
PID: 69152 (3R1K2/5bp1/3Qp1rb/1p6/1p2k1pN/q3B1p1/2n1B3/5N2 w - - 0 1)

Nesic, Milivoj S

1/2 Place, Liga Problemista, 1998

3R1K2/5bp1/3Qp1rb/1p6/1p2k1pN/q3B1p1/2n1B3/5N2

#2

7 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Qc1
      • 2.Bd3#
    • 1...Qb2
      • 2.Bd3#
    • 1...Qa1
      • 2.Bd3#
    • 1...Qa2
      • 2.Bd3#
    • 1...Qd3
      • 2.Bxd3#
    • 1...Qa4
      • 2.Bd3#
    • 1...Qa5
      • 2.Bd3#
    • 1...Qa6
      • 2.Bd3#
    • 1...Qa7
      • 2.Bd3#
    • 1...Qa8
      • 2.Bd3#
    • 1...Rg5
      • 2.Qf4#
    • 1...Bxe3
      • 2.Sxg3#
    • 1...Bf4
      • 2.Qxf4#
    • 1...Sa1
      • 2.Qd4#
    • 1...Se1
      • 2.Qd4#
    • 1...Sxe3
      • 2.Sd2#
      • 2.Sxg3#
      • 2.Qd4#
    • 1...Sd4
      • 2.Qxd4#
    • 1...b3
      • 2.Bd3#
  • Keys
    • 1.Bd4!
      • threat
        • 2.Qe5#
      • 1...Sxd4
        • 2.Qxd4#
      • 1...e5
        • 2.Qxe5#
      • 1...Rg5
        • 2.Sd2#
      • 1...Bf4
        • 2.Qc6#
      • 1...b3
        • 2.Sxg3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 1
    • REMOVED MATES = 13
  • Sets
    • Q(b);N_GUARD::B(B)
    • Q(b);N_GUARD::B(B),XQ(b)
    • Q(b);N_GUARD,P_PINR(F)::B(B)
    • R(i);S_CUTB(j)::QAR1(E)
    • B(j);SBLOCK,XB(C)::S(A),XP(c)
    • B(j);N_GUARD::QAR1(E),XB(j)
    • S(a);N_GUARD::QAR1(E)
    • S(a);N_GUARD::QAR1(E),XS(a)
    • P(d);P_PINQ(E),S_CUTQ(b)::B(B)
  • Actual
    • B(C);
    • Threat
      • QAR1(E)
    • Vars
      • S(a);OGATE,XB(C)::QAR1(E),XS(a)
      • P(h);::QAR1(E),XP(h)
      • R(i);S_CUTB(j)::S(A)
      • B(j);SBLOCK::QAB(E)
      • P(d);P_PINQ(E),S_CUTQ(b)::S(A),XP(c)
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