MESON Chess Problem Database

Problem Display
PID: 171424 (8/5p2/5p2/5Bk1/3K4/7Q/6P1/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Shakh-M (Borovich), 1998

8/5p2/5p2/5Bk1/3K4/7Q/6P1/8

#2

4 + 3

6490 yacpdb 2018
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Qg4#
  • Tries
    • 1.Bb1?
      • 1...Kf4
        • 2.Qh4#
      • 1...f5!
    • 1.Bc2?
      • 1...Kf4
        • 2.Qh4#
      • 1...f5!
    • 1.Bd3?
      • 1...Kf4
        • 2.Qh4#
      • 1...f5!
    • 1.Be4?
      • 1...Kf4
        • 2.Qh4#
      • 1...f5!
    • 1.Bh7?
      • 1...Kf4
        • 2.Qh4#
      • 1...f5!
    • 1.Qf3?
      • 1...Kh4
        • 2.Qg4#
      • 1...Kh6!
    • 1.Qh5+?
      • 1...Kf4
        • 2.Qg4#
      • 1...Kxh5!
  • Keys
    • 1.g4!
      • 1...Kf4
        • 2.Qe3#

Anticipated by 7507(1990)

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAR1(B)
  • Tries
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::QAR2(B)
      • Refutation
        • P(b);
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::QAR2(B)
      • Refutation
        • P(b);
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::QAR2(B)
      • Refutation
        • P(b);
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::QAR2(B)
      • Refutation
        • P(b);
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::QAR2(B)
      • Refutation
        • P(b);
    • Try
      • Q(B);
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT,XQ(B)
  • Actual
    • P(A);
    • Vars
      • K(a);S_FLIGHT::QAB1(B)
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