MESON Chess Problem Database

Problem Display
PID: 104189 (7k/8/7K/4P3/8/8/6p1/6Q1 w - - 0 1)

Ceriani, Luigi

32 Personaggi, 1956

7k/8/7K/4P3/8/8/6p1/6Q1

#2

3 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qb1?
      • threat
        • 2.Qh7#
        • 2.Qb8#
      • 1...g1Q
        • 2.Qh7#
      • 1...g1R
        • 2.Qh7#
      • 1...Kg8!
  • Keys
    • 1.Qa7!
      • threat
        • 2.Qb8#
        • 2.Qg7#
        • 2.Qh7#
        • 2.Qa8#
      • 1...Kg8
        • 2.Qg7#
      • 1...g1Q
        • 2.Qh7#
      • 1...g1R
        • 2.Qh7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • P(a);::QAR1(A)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • Q(A);
    • Threat
      • DUALS(4)
    • Vars
      • K(b);P-FLIGHT::QAR1(A)
      • P(a);::QAR1(A)
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