MESON Chess Problem Database

Problem Display
PID: 213413 (5K2/6Q1/8/5p2/8/4N2k/5p2/7B w - - 0 1)

Wester, Anders Emil

Land og Folk, 1974

5K2/6Q1/8/5p2/8/4N2k/5p2/7B

#2

4 + 3

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kh2
      • 2.Qg2#
  • Tries
    • 1.Qg4+?
      • 1...Kh2
        • 2.Qg2#
      • 1...fxg4!
  • Keys
    • 1.Sxf5!
      • threat
        • 2.Qg2#
        • 2.Qg3#
      • 1...Kh2
        • 2.Qg2#
      • 1...f1Q
        • 2.Qg3#
      • 1...f1S
        • 2.Qg2#
      • 1...f1B
        • 2.Qg3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::QAR1(C)
  • Tries
    • Try
      • Q(C);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(C)
      • Refutation
        • P(c);XQ(C)
  • Actual
    • S(B);XP(c)
    • Threat
      • DUALS(2)
    • Vars
      • K(b);P-FLIGHT::QAR1(C)
      • P(a);P_PINS(B)::QAR1(C)
      • P(a);::QAB1(C)
      • P(a);::QAR1(C)
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