MESON Chess Problem Database

Problem Display
PID: 137917 (3BB3/1N4p1/R1N1k1p1/p6r/K3Pn1r/2p1R3/5Q2/4n3 w - - 0 1)

Mladenovic, Miodrag

7th Place, Liga Problemista, 1997/1

3BB3/1N4p1/R1N1k1p1/p6r/K3Pn1r/2p1R3/5Q2/4n3

#2

9 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Re5
      • 2.Sb4#
      • 2.Sd4#
      • 2.Scxa5#
      • 2.Sa7#
      • 2.Se7#
      • 2.Sb8#
    • 1...Se2
      • 2.Qf7#
    • 1...Sg2
      • 2.Qf7#
    • 1...Sd3
      • 2.Qf7#
    • 1...Sh3
      • 2.Qf7#
    • 1...Sd5
      • 2.Qf7#
  • Tries
    • 1.Qxf4?
      • threat
        • 2.Sb4#
        • 2.Sd4#
        • 2.Scxa5#
        • 2.Se5#
        • 2.Sa7#
        • 2.Se7#
        • 2.Sb8#
        • 2.Qd6#
        • 2.Qf7#
      • 1...Rb5
        • 2.Sd4#
        • 2.Qd6#
        • 2.Qf7#
      • 1...Rc5
        • 2.Sd4#
        • 2.Sxc5#
        • 2.Qd6#
        • 2.Qf7#
      • 1...Rd5
        • 2.Sd4#
        • 2.Qf7#
      • 1...Re5
        • 2.Sb4#
        • 2.Sd4#
        • 2.Scxa5#
        • 2.Sxe5#
        • 2.Sa7#
        • 2.Se7#
        • 2.Sb8#
        • 2.Qxe5#
        • 2.Qf7#
      • 1...Rf5
        • 2.Sb4#
        • 2.Sd4#
        • 2.Scxa5#
        • 2.Se5#
        • 2.Sa7#
        • 2.Se7#
        • 2.Sb8#
        • 2.Qd6#
      • 1...Rxf4!
  • Keys
    • 1.e5!
      • threat
        • 2.Se7#
      • 1...Se2+
        • 2.Sb4#
      • 1...Sfg2+
        • 2.Sb4#
      • 1...Sfd3+
        • 2.Sb4#
      • 1...Sh3+
        • 2.Sb4#
      • 1...Sd5+
        • 2.Sd4#
      • 1...Kd5
        • 2.Qa2#
      • 1...Kf5
        • 2.Bd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 5
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(c);OGATE,P_PINP(D)::QAB1(A)
  • Tries
    • Try
      • Q(A);XS(c)
      • Threat
        • DUALS(9)
      • Refutation
        • R(d);P_PINP(D),XQ(A)
  • Actual
    • P(D);
    • Threat
      • R(E)+S(F)
    • Vars
      • S(c);CHECK::R(E)+S(F)
      • S(c);CHECK,SBLOCK::R(E)+S(F),DCHECK
      • K(g);S_FLIGHT::QAB(A)
      • K(g);P_SPINS(c),S_FLIGHT::B(I)
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