MESON Chess Problem Database

Problem Display
PID: 147638 (1n2B3/2K5/kP6/8/8/p4PQ1/2n5/4B3 w - - 0 1)

Savic, Vladimir

Mat, 1969

1n2B3/2K5/kP6/8/8/p4PQ1/2n5/4B3

#2

6 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Qd6?
      • threat
        • 2.Qd3#
      • 1...Sxe1
        • 2.Qxa3#
      • 1...Sd4
        • 2.Qxa3#
      • 1...Se3
        • 2.Qxa3#
      • 1...Sb4!
    • 1.Qg4?
      • threat
        • 2.Qc8#
        • 2.Qa4#
        • 2.Qc4#
      • 1...Sxe1
        • 2.Qa4#
      • 1...Sc6
        • 2.Qc4#
      • 1...Sd7
        • 2.Qa4#
        • 2.Qc4#
      • 1...Sd4
        • 2.Qc8#
      • 1...Se3
        • 2.Qc8#
        • 2.Qa4#
      • 1...Sb4!
    • 1.Qg5?
      • threat
        • 2.Bb5#
        • 2.Qa5#
        • 2.Qb5#
      • 1...Sxe1
        • 2.Qb5#
      • 1...Sd4
        • 2.Qa5#
      • 1...Sb4
        • 2.Qb5#
      • 1...Sd7
        • 2.Qa5#
      • 1...Sc6!
    • 1.f4?
      • threat
        • 2.Qd3#
      • 1...Sxe1
        • 2.Qxa3#
      • 1...Sb4
        • 2.Qxa3#
      • 1...Sd4
        • 2.Qxa3#
      • 1...Se3!
  • Keys
    • 1.Qe5!
      • threat
        • 2.Bb5#
        • 2.Qe2#
        • 2.Qa5#
        • 2.Qb5#
      • 1...Sxe1
        • 2.Qb5#
      • 1...Sd4
        • 2.Qa5#
      • 1...Se3
        • 2.Bb5#
        • 2.Qa5#
        • 2.Qb5#
      • 1...Sb4
        • 2.Qb5#
      • 1...Sc6
        • 2.Qe2#
      • 1...Sd7
        • 2.Qe2#
        • 2.Qa5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);
      • Threat
        • QAB(C)
      • Vars
        • S(a);N_GUARD,XB(A)::QAR(C),XP(b)
        • S(a);N_GUARD::QAR(C),XP(b)
      • Refutation
        • S(a);
    • Try
      • Q(C);
      • Threat
        • DUALS(3)
      • Vars
        • S(a);XB(A)::QAR2(C)
        • S(d);::QAB(C)
        • S(a);::QAB(C)
      • Refutation
        • S(a);
    • Try
      • Q(C);
      • Threat
        • DUALS(3)
      • Vars
        • S(a);XB(A)::QAB1(C)
        • S(a);::QAR1(C)
        • S(a);::QAB1(C)
        • S(d);::QAR1(C)
      • Refutation
        • S(d);
    • Try
      • P(B);
      • Threat
        • QAB(C)
      • Vars
        • S(a);N_GUARD,XB(A)::QAR(C),XP(b)
        • S(a);N_GUARD::QAR(C),XP(b)
      • Refutation
        • S(a);
  • Actual
    • Q(C);
    • Threat
      • DUALS(4)
    • Vars
      • S(a);XB(A)::QAB1(C)
      • S(a);::QAR1(C)
      • S(a);::QAB1(C)
      • S(d);::QAB(C)
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