MESON Chess Problem Database

Problem Display
PID: 147952 (8/2p5/P3pQ2/1p1k2P1/1Pp2p2/5P2/2K5/8 w - - 0 1)

Dawson, Thomas Rayner

Neuburger Wochenschach, 1912

(First published on Fri Jan 12 1912)

8/2p5/P3pQ2/1p1k2P1/1Pp2p2/5P2/2K5/8

#2

6 + 6

15256 TRD Scrapbook 2013
5454 Near Snap 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Kc6
      • 2.Qxe6#
  • Tries
    • 1.Qe5+?
      • 1...Kc6
        • 2.Qxe6#
      • 1...Kxe5!
    • 1.Qxe6+?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kxe6!
  • Keys
    • 1.Qe7!
      • threat
        • 2.Qc5#
      • 1...Kd4
        • 2.Qc5#
      • 1...Ke5
        • 2.Qc5#
      • 1...Kc6
        • 2.Qxe6#
      • 1...e5
        • 2.Qd7#
      • 1...c5
        • 2.Qxc5#

Anticipated by 17142(1903)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • K(d);P_SPINP(e),S_FLIGHT::QAR2(F),XP(e)
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • K(d);S_FLIGHT::QAR2(F),XP(e)
      • Refutation
        • K(d);P-FLIGHT,XQ(F)
    • Try
      • Q(F);CHECK,XP(e)
      • Vars
        • K(d);P-FLIGHT::QAR1(F)
      • Refutation
        • K(d);S_FLIGHT,XQ(F)
  • Actual
    • Q(F);
    • Threat
      • QAR1(F)
    • Vars
      • K(d);P-FLIGHT::QAB1(F)
      • K(d);P-FLIGHT,P_SPINP(e)::QAR2(F)
      • K(d);S_FLIGHT::QAR2(F),XP(e)
      • P(e);SBLOCK::QAR2(F)
      • P(f);::QAR1(F),XP(f)
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