MESON Chess Problem Database

Problem Display
PID: 264637 (8/7K/8/2B5/7p/1R5p/3p1pkp/Q5bb w - - 0 1)

Petite, Efren

Zadachi i Etyudi, 2009

8/7K/8/2B5/7p/1R5p/3p1pkp/Q5bb

#2

4 + 8

3713 Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...f1Q
      • 2.Qg7#
    • 1...f1S
      • 2.Qa8#
    • 1...f1B
      • 2.Qg7#
      • 2.Qa8#
    • 1...f1R
      • 2.Qg7#
  • Keys
    • 1.Qd1!
      • 1...f1Q
        • 2.Qg4#
      • 1...f1S
        • 2.Qf3#
      • 1...f1B
        • 2.Qf3#
        • 2.Qg4#
      • 1...f1R
        • 2.Qg4#

Anticipated by 168411(2006)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 3
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • P(d);SBLOCK::QAR(A)
    • P(d);SBLOCK::QAB(A)
  • Actual
    • Q(A);
    • Vars
      • P(d);SBLOCK::QAR2(A)
      • P(d);::QAB1(A)
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