MESON Chess Problem Database

Problem Display
PID: 889 (5R2/8/3K4/8/8/6k1/8/3Q2N1 w - - 0 1)

McDowell, Michael

British Chess Magazine, 1995

5R2/8/3K4/8/8/6k1/8/3Q2N1

#2

4 + 1

2786 More Fun with Chess Miniatures 2000
133 The Problemist Supplement 2008
5454 Near Snap 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qg4+?
      • 1...Kh2
        • 2.Rh8#
      • 1...Kxg4!
  • Keys
    • 1.Rg8+!
      • 1...Kf2
        • 2.Qe2#
      • 1...Kh2
        • 2.Qh5#
      • 1...Kf4
        • 2.Qf3#
      • 1...Kh4
        • 2.Qg4#

Anticipated by 213041(1970)

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);S_FLIGHT::R(D)
      • Refutation
        • K(a);P-FLIGHT,XQ(A)
  • Actual
    • R(D);CHECK
    • Vars
      • K(a);S_FLIGHT::QAR1(A)
      • K(a);S_FLIGHT::QAR(A)
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