MESON Chess Problem Database

Problem Display
PID: 23237 (8/5p2/8/1R4p1/4k2n/6Q1/8/3K4 w - - 0 1)

McDowell, Michael

The Problemist, 1996

8/5p2/8/1R4p1/4k2n/6Q1/8/3K4

#2

3 + 4

2786 More Fun with Chess Miniatures 2000
145 StrateGems 2007
56 The Problemist 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Qg4+?
      • 1...Kd3
        • 2.Rb3#
      • 1...Ke3!
  • Keys
    • 1.Ke2!
      • threat
        • 2.Qe5#
        • 2.Qe3#
        • 2.Qg4#
      • 1...Kd4
        • 2.Qd3#
      • 1...Sg2
        • 2.Qe5#
      • 1...Sf3
        • 2.Qg4#
      • 1...Sf5
        • 2.Qe5#
        • 2.Qg4#
      • 1...Sg6
        • 2.Qe3#
      • 1...g4
        • 2.Qe5#
        • 2.Qe3#
        • 2.Qxg4#
      • 1...f5
        • 2.Qe5#
        • 2.Qe3#
      • 1...f6
        • 2.Qe3#
        • 2.Qg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);S_FLIGHT::R(C)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • K(A);S_FLIGHT
    • Threat
      • DUALS(3)
    • Vars
      • K(a);P-FLIGHT::QAR1(B)
      • S(b);::QAR1(B)
      • S(b);::QAR2(B)
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