MESON Chess Problem Database

Problem Display
PID: 223105 (8/6kp/3p4/3Q4/3K2NP/8/8/8 w - - 0 1)

Lessner, Louise

Wiener Hausfrauen-Zeitung, 1886

8/6kp/3p4/3Q4/3K2NP/8/8/8

#2

4 + 3

5454 Near Snap 2020
6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qf7+?
      • 1...Kh8
        • 2.Qf8#
      • 1...Kxf7!
  • Keys
    • 1.Sh6!
      • 1...Kf6
        • 2.Qf7#
      • 1...Kg6
        • 2.Qg5#
      • 1...Kxh6
        • 2.Qg5#
      • 1...Kf8
        • 2.Qf7#
      • 1...Kh8
        • 2.Qg8#

Anticipated by 48625(0000)

This anticipates 76322(1927), 225345(1948), 48016(1993), 152906(2000)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR2(D)
      • Refutation
        • K(b);P-FLIGHT,XQ(D)
  • Actual
    • S(B);
    • Vars
      • K(b);S_FLIGHT::QAR1(D)
      • K(b);P-FLIGHT::QAR1(D)
      • K(b);S_FLIGHT,XS(B)::QAB1(D)
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