MESON Chess Problem Database

Problem Display
PID: 158235 (8/8/6B1/2N5/2k5/KNB5/8/2Q5 w - - 0 1)

Miloseski, Bosko

Sayman, Umut

The Problemist, 2015

8/8/6B1/2N5/2k5/KNB5/8/2Q5

#2

6 + 1

3713 Snap 2016

SOLUTION

  • SOUND
  • Tries
    • 1.Ba5+?
      • 1...Kb5
        • 2.Be8#
      • 1...Kd5!
    • 1.Qe3?
      • threat
        • 2.Qd3#
      • 1...Kd5
        • 2.Qe6#
      • 1...Kb5!
    • 1.Qg5?
      • 1...Kxc3
        • 2.Qc1#
      • 1...Kb5!
    • 1.Qd1?
      • threat
        • 2.Qd3#
      • 1...Kxc3
        • 2.Qc2#
        • 2.Qc1#
        • 2.Qd3#
        • 2.Qd4#
      • 1...Kb5!
    • 1.Qe1?
      • 1...Kd5
        • 2.Qe6#
      • 1...Kb5!
    • 1.Qf1+?
      • 1...Kxc3
        • 2.Sa4#
        • 2.Qd3#
        • 2.Qc1#
      • 1...Kd5!
    • 1.Qh1?
      • 1...Kxc3
        • 2.Qc1#
      • 1...Kb5!
  • Keys
    • 1.Qh6!
      • 1...Kxc3
        • 2.Qc1#
      • 1...Kb5
        • 2.Bd3#
      • 1...Kd5
        • 2.Bf7#

Anticipated by 19475(1957)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);CHECK
      • Vars
        • K(a);S_FLIGHT::B(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • K(a);S_FLIGHT::QAB1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XB(D)::QAR2(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(a);S_FLIGHT::QAB1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XB(D)::QAR2(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(a);OGATEB,P-FLIGHT,XB(D)::QAR2(A)
      • K(a);S_FLIGHT::B(F)
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