MESON Chess Problem Database

Problem Display
PID: 12364 (8/Q7/3P4/3Pk3/5N2/4NK2/8/8 w - - 0 1)

Animitsa, Khristofor Savvich

Mat, 1978

8/Q7/3P4/3Pk3/5N2/4NK2/8/8

#2

6 + 1

3296 Shakhmatny zadachi miniaturi 1987

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd6
      • 2.Sc4#
    • 1...Kf6
      • 2.Qe7#
  • Tries
    • 1.Kg3?
      • 1...Kxd6
        • 2.Sc4#
      • 1...Kf6
        • 2.Qe7#
      • 1...Ke4!
    • 1.Kg4?
      • 1...Kxd6
        • 2.Sc4#
      • 1...Kf6
        • 2.Qe7#
      • 1...Ke4!
    • 1.Sg6+?
      • 1...Kxd6
        • 2.Qe7#
      • 1...Kf6!
    • 1.Qc7?
      • 1...Kf6
        • 2.Qe7#
      • 1...Kd4!
    • 1.Qd7?
      • 1...Kf6
        • 2.Qe7#
      • 1...Kd4!
  • Keys
    • 1.Se6!
      • 1...Kxd6
        • 2.Qc7#
      • 1...Kf6
        • 2.Qg7#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT,XP(E)::S(A)
    • K(a);S_FLIGHT::QAB1(F)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT,XP(E)::S(A)
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(B);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT,XP(E)::S(A)
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(C);CHECK
      • Vars
        • K(a);S_FLIGHT,XP(E)::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(a);OGATEB,S_FLIGHT,XP(E)::QAB1(F)
      • K(a);S_FLIGHT::QAB1(F)
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