MESON Chess Problem Database

Problem Display
PID: 171436 (Q3K3/8/7N/5P1k/4N3/8/8/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Shakh-M (Borovich), 1998

Q3K3/8/7N/5P1k/4N3/8/8/8

#2

5 + 1

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Kd7?
      • 1...Kxh6
        • 2.Qh8#
      • 1...Kh4!
    • 1.Ke7?
      • 1...Kxh6
        • 2.Qh8#
      • 1...Kh4!
    • 1.Kf7?
      • 1...Kxh6
        • 2.Qh8#
      • 1...Kh4!
    • 1.Qa2?
      • threat
        • 2.Qh2#
      • 1...Kh4
        • 2.Qh2#
      • 1...Kxh6!
    • 1.Qb8?
      • threat
        • 2.Qh2#
      • 1...Kh4
        • 2.Qh2#
      • 1...Kxh6!
  • Keys
    • 1.Qa1!
      • threat
        • 2.Qh1#
      • 1...Kh4
        • 2.Qh1#
      • 1...Kxh6
        • 2.Qh8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(E);S_FLIGHT
      • Vars
        • K(a);OGATEB,P-FLIGHT,XS(C)::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(E);P-FLIGHT
      • Vars
        • K(a);OGATEB,P-FLIGHT,XS(C)::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(E);S_FLIGHT
      • Vars
        • K(a);OGATEB,P-FLIGHT,XS(C)::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(D);
      • Threat
        • QAR(D)
      • Vars
        • K(a);P-FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT,XS(C)
    • Try
      • Q(D);
      • Threat
        • QAR(D)
      • Vars
        • K(a);P-FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT,XS(C)
  • Actual
    • Q(D);
    • Threat
      • QAR(D)
    • Vars
      • K(a);P-FLIGHT::QAR(D)
      • K(a);OGATEB,P-FLIGHT,XS(C)::QAR2(D)
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