MESON Chess Problem Database

Problem Display
PID: 164656 (8/3N4/8/6P1/5Bk1/6P1/7Q/6K1 w - - 0 1)

Antipov, Viacheslav Pavlovich

Schach-WW, 1998

8/3N4/8/6P1/5Bk1/6P1/7Q/6K1

#2

6 + 1

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Kf1?
      • 1...Kf3
        • 2.Qe2#
      • 1...Kf5!
    • 1.Sc5?
      • 1...Kf3
        • 2.Qh5#
      • 1...Kf5!
    • 1.Sf6+?
      • 1...Kf3
        • 2.Qf2#
        • 2.Qg2#
        • 2.Qh5#
      • 1...Kf5!
    • 1.Qe2+?
      • 1...Kh3
        • 2.Qh5#
        • 2.Qe6#
      • 1...Kf5!
  • Keys
    • 1.Qc2!
      • 1...Kf3
        • 2.Se5#
      • 1...Kh3
        • 2.Qf5#
      • 1...Kh5
        • 2.Sf6#

FEATURES

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