MESON Chess Problem Database

Problem Display
PID: 202455 (8/3P4/ppK5/k7/8/PP6/8/8 w - - 0 1)

Szasz, Lajos

Teplitz-Schonauer Anzeiger, 1923

8/3P4/ppK5/k7/8/PP6/8/8

#2

4 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...b5
      • 2.d8Q#
      • 2.d8B#
  • Tries
    • 1.Kd5?
      • 1...b5
        • 2.d8Q#
        • 2.d8B#
      • 1...Kb5!
    • 1.Kd6?
      • 1...b5
        • 2.d8Q#
        • 2.d8B#
      • 1...Kb5!
    • 1.Kb7?
      • 1...b5
        • 2.d8Q#
        • 2.d8B#
      • 1...Kb5!
  • Keys
    • 1.d8S!
      • 1...b5
        • 2.Sb7#

This is a version of 107152

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(c);::P=Q
  • Tries
    • Try
      • K(C);S_FLIGHT
      • Vars
        • P(c);SBLOCK::P=Q
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(C);P-FLIGHT
      • Vars
        • P(c);SBLOCK::P=Q
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(C);S_FLIGHT
      • Vars
        • P(c);SBLOCK::P=Q
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(D);
    • Vars
      • P(c);::S(D)
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