MESON Chess Problem Database

Problem Display
PID: 205550 (8/5p1r/3N4/8/K5k1/2Q5/8/4B3 w - - 0 1)

Jenssen, August

Norsk Sjakkblad, 1925

8/5p1r/3N4/8/K5k1/2Q5/8/4B3

#2

4 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Qg3#
    • 1...Rh5
      • 2.Qg3#
  • Keys
    • 1.Qe5!
      • threat
        • 2.Qf5#
      • 1...Kf3
        • 2.Qe4#
      • 1...Kh3
        • 2.Qg3#
      • 1...f5
        • 2.Qxf5#
      • 1...Rh5
        • 2.Qg3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • K(a);P-FLIGHT::QAB1(B)
    • R(c);SBLOCK::QAR1(B)
  • Actual
    • Q(B);
    • Threat
      • QAB1(B)
    • Vars
      • K(a);S_FLIGHT::QAB1(B)
      • K(a);S_FLIGHT::QAR1(B)
      • P(b);::QAB1(B),XP(b)
      • R(c);SBLOCK::QAR1(B)
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