MESON Chess Problem Database

Problem Display
PID: 137916 (N7/4K2Q/p1pN4/kB1p4/rprp2n1/1n6/5p2/8 w - - 0 1)

Mladenovic, Miodrag

1st Place, Liga Problemista, 1996/1

N7/4K2Q/p1pN4/kB1p4/rprp2n1/1n6/5p2/8

#2

5 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...cxb5
      • 2.Sb7#
  • Tries
    • 1.Ke6?
      • threat
        • 2.Qc7#
      • 1...axb5
        • 2.Qa7#
      • 1...cxb5
        • 2.Sb7#
      • 1...Sc5+!
    • 1.Ke8?
      • threat
        • 2.Qc7#
      • 1...axb5
        • 2.Qa7#
      • 1...cxb5
        • 2.Sb7#
      • 1...Sf6+!
    • 1.Qg8?
      • threat
        • 2.Qd8#
      • 1...cxb5
        • 2.Sb7#
      • 1...axb5!
    • 1.Qh8?
      • threat
        • 2.Qd8#
      • 1...cxb5
        • 2.Sb7#
      • 1...axb5!
  • Keys
    • 1.Kd8!
      • threat
        • 2.Qc7#
      • 1...axb5
        • 2.Qa7#
      • 1...cxb5
        • 2.Sb7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(k);SBLOCK,XB(A)::S(B)
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Threat
        • QAB(D)
      • Vars
        • P(j);OGATEB,XB(A)::QAR2(D)
        • P(k);SBLOCK,XB(A)::S(B)
      • Refutation
        • S(b);CHECK
    • Try
      • K(C);P-FLIGHT
      • Threat
        • QAB(D)
      • Vars
        • P(j);OGATEB,XB(A)::QAR2(D)
        • P(k);SBLOCK,XB(A)::S(B)
      • Refutation
        • S(g);CHECK
    • Try
      • Q(D);
      • Threat
        • QAB(D)
      • Vars
        • P(k);SBLOCK,XB(A)::S(B)
      • Refutation
        • P(j);XB(A)
    • Try
      • Q(D);
      • Threat
        • QAB(D)
      • Vars
        • P(k);SBLOCK,XB(A)::S(B)
      • Refutation
        • P(j);XB(A)
  • Actual
    • K(C);S_FLIGHT
    • Threat
      • QAB(D)
    • Vars
      • P(j);OGATEB,XB(A)::QAR2(D)
      • P(k);SBLOCK,XB(A)::S(B)
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