MESON Chess Problem Database

Problem Display
PID: 121091 (8/3P1b1P/8/8/5K2/8/4R1R1/5k2 w - - 0 1)

Niemeijer, Meindert

Inspanning en Ontspanning, 1969

8/3P1b1P/8/8/5K2/8/4R1R1/5k2

#2

5 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.h8Q!
      • threat
        • 2.Qa1#
        • 2.Qh1#
      • 1...Bb3
        • 2.Qh1#
      • 1...Ba2
        • 2.Qh1#
      • 1...Bh5
        • 2.Qa1#
      • 1...Bg6
        • 2.Qh1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • P(E);
    • Threat
      • DUALS(2)
    • Vars
      • B(b);::QAR2(E)
      • B(b);::QAR(E)
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