MESON Chess Problem Database

Problem Display
PID: 153617 (8/1Q3K2/3ppp2/1P2k1p1/1Bp2r2/2P2PP1/3rq3/8 w - - 0 1)

Dawson, Thomas Rayner

Braille Chess Magazine, 1951

8/1Q3K2/3ppp2/1P2k1p1/1Bp2r2/2P2PP1/3rq3/8

#2

7 + 9

15256 TRD Scrapbook 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Qd7?
      • threat
        • 2.Qxe6#
      • 1...Kd5
        • 2.Qxd6#
      • 1...Kf5!
  • Keys
    • 1.Qe7!
      • threat
        • 2.Qxe6#
      • 1...Kd5
        • 2.Qxd6#
      • 1...Kf5
        • 2.Qxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(F);
      • Threat
        • QAR1(F),XP(h)
      • Vars
        • K(e);P-FLIGHT,P_SPINP(g)::QAR1(F),XP(g)
      • Refutation
        • K(e);P-FLIGHT,P_SPINP(h)
  • Actual
    • Q(F);P_PINP(h)
    • Threat
      • QAR1(F),XP(h)
    • Vars
      • K(e);N_SPINP(h),P-FLIGHT::QAR1(F),XP(g)
      • K(e);N_SPINP(h),P-FLIGHT::QAR1(F),XP(i)
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