MESON Chess Problem Database

Problem Display
PID: 262018 (5nQ1/5p2/6n1/8/8/8/5K1p/7k w - - 0 1)

Lipton, Michael

The Problemist, 1953

5nQ1/5p2/6n1/8/8/8/5K1p/7k

#2

2 + 5

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Se5
      • 2.Qg2#
    • 1...Se7
      • 2.Qg2#
    • 1...Sh8
      • 2.Qg2#
    • 1...Se6
      • 2.Qa8#
    • 1...Sd7
      • 2.Qa8#
    • 1...Sh7
      • 2.Qa8#
    • 1...f5
      • 2.Qd5#
    • 1...f6
      • 2.Qd5#
  • Keys
    • 1.Qg7!
      • threat
        • 2.Qa1#
      • 1...Se5
        • 2.Qg2#
      • 1...f6
        • 2.Qb7#

This is a version of 262017

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 6
  • Sets
    • S(c);OGATE::QAB1(B)
    • S(e);OGATE::QAB(B)
    • P(d);OGATE::QAB(B)
  • Actual
    • Q(B);
    • Threat
      • QAB1(B)
    • Vars
      • S(c);OGATE::QAB1(B)
      • P(d);OGATE::QAB(B)
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