MESON Chess Problem Database

Problem Display
PID: 184383 (8/6kp/7N/7Q/8/5K2/8/8 w - - 0 1)

Utarova, Alana

Kudesnik, 2018

8/6kp/7N/7Q/8/5K2/8/8

#2

3 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Kf8
      • 2.Qf7#
    • 1...Kh8
      • 2.Qe5#
  • Tries
    • 1.Ke2?
      • 1...Kf8
        • 2.Qf7#
      • 1...Kh8
        • 2.Qe5#
      • 1...Kf6!
    • 1.Kf2?
      • 1...Kf8
        • 2.Qf7#
      • 1...Kh8
        • 2.Qe5#
      • 1...Kf6!
    • 1.Kg2?
      • 1...Kf8
        • 2.Qf7#
      • 1...Kh8
        • 2.Qe5#
      • 1...Kf6!
    • 1.Ke3?
      • 1...Kf8
        • 2.Qf7#
      • 1...Kh8
        • 2.Qe5#
      • 1...Kf6!
    • 1.Kg3?
      • 1...Kf8
        • 2.Qf7#
      • 1...Kh8
        • 2.Qe5#
      • 1...Kf6!
    • 1.Ke4?
      • 1...Kf8
        • 2.Qf7#
      • 1...Kh8
        • 2.Qe5#
      • 1...Kf6!
    • 1.Kg4?
      • 1...Kf8
        • 2.Qf7#
      • 1...Kh8
        • 2.Qe5#
      • 1...Kf6!
    • 1.Qf7+?
      • 1...Kh8
        • 2.Qg8#
        • 2.Qf6#
        • 2.Qf8#
      • 1...Kxh6!
    • 1.Qf5?
      • 1...Kh8
        • 2.Qe5#
        • 2.Qf6#
        • 2.Qf8#
      • 1...Kxh6!
    • 1.Qg5+?
      • 1...Kh8
        • 2.Sf7#
        • 2.Qf6#
        • 2.Qe5#
        • 2.Qg8#
      • 1...Kf8!
  • Keys
    • 1.Kf4!
      • 1...Kf6
        • 2.Qf7#
      • 1...Kf8
        • 2.Qf7#
      • 1...Kh8
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAR1(B)
    • K(a);S_FLIGHT::QAB(B)
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
        • K(a);S_FLIGHT::QAB(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
        • K(a);S_FLIGHT::QAB(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
        • K(a);S_FLIGHT::QAB(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
        • K(a);S_FLIGHT::QAB(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
        • K(a);S_FLIGHT::QAB(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
        • K(a);S_FLIGHT::QAB(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
        • K(a);S_FLIGHT::QAB(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(B);CHECK
      • Refutation
        • K(a);S_FLIGHT,XS(C)
    • Try
      • Q(B);
      • Refutation
        • K(a);S_FLIGHT,XS(C)
    • Try
      • Q(B);CHECK
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • K(a);S_FLIGHT::QAR1(B)
      • K(a);S_FLIGHT::QAB(B)
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