MESON Chess Problem Database

Problem Display
PID: 153629 (1Q6/8/8/5Pp1/1P2k1P1/2Pp4/6K1/8 w - - 0 1)

Dawson, Thomas Rayner

British Chess Magazine, 1950

1Q6/8/8/5Pp1/1P2k1P1/2Pp4/6K1/8

#2

6 + 3

15256 TRD Scrapbook 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Qa7?
      • threat
        • 2.Qd4#
      • 1...Kf4
        • 2.Qd4#
      • 1...Ke5
        • 2.Qd4#
      • 1...Kd5!
    • 1.Qd8?
      • threat
        • 2.Qd4#
      • 1...Kf4
        • 2.Qd4#
      • 1...Ke5
        • 2.Qd4#
      • 1...Ke3!
    • 1.Qe8+?
      • 1...Kd5
        • 2.Qe6#
      • 1...Kf4!
  • Keys
    • 1.Qb6!
      • threat
        • 2.Qd4#
      • 1...Kf4
        • 2.Qd4#
      • 1...Kd5
        • 2.Qe6#
      • 1...Ke5
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(F);
      • Threat
        • QAR1(F)
      • Vars
        • K(b);P-FLIGHT::QAR2(F)
        • K(b);P-FLIGHT::QAB1(F)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(F);
      • Threat
        • QAR1(F)
      • Vars
        • K(b);P-FLIGHT::QAR2(F)
        • K(b);P-FLIGHT::QAB1(F)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • Q(F);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB1(F)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • Q(F);
    • Threat
      • QAR1(F)
    • Vars
      • K(b);P-FLIGHT::QAR2(F)
      • K(b);S_FLIGHT::QAB1(F)
      • K(b);P-FLIGHT::QAB1(F)
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