MESON Chess Problem Database

Problem Display
PID: 198652 (8/8/4p1K1/7N/6kp/3Q4/8/7n w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

Chess Amateur (The), 1921

8/8/4p1K1/7N/6kp/3Q4/8/7n

#2

3 + 4

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...h3
      • 2.Qe4#
    • 1...e5
      • 2.Qf5#
  • Tries
    • 1.Qe3?
      • threat
        • 2.Sf6#
      • 1...h3
        • 2.Qf4#
        • 2.Qe4#
      • 1...Sg3!
  • Keys
    • 1.Qf1!
      • 1...Sf2
        • 2.Qg2#
      • 1...h3
        • 2.Qf4#
      • 1...Sg3
        • 2.Sf6#
      • 1...e5
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(c);SBLOCK::QAR2(A)
    • P(d);N_GUARD::QAB1(A)
  • Tries
    • Try
      • Q(A);
      • Threat
        • S(B)
      • Refutation
        • S(a);
  • Actual
    • Q(A);
    • Vars
      • S(a);N_GUARD::QAR2(A)
      • P(c);SBLOCK::QAR1(A)
      • S(a);SBLOCK::S(B)
      • P(d);N_GUARD::QAB1(A)
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