MESON Chess Problem Database

Problem Display
PID: 138388 (8/8/1p6/k7/1N6/8/8/KQ6 w - - 0 1)

Palatz, Franz Ferdinand Ludwig

Die Schwalbe, 1930

8/8/1p6/k7/1N6/8/8/KQ6

#2

3 + 2

23 Die Schwalbe 2010
3713 Snap 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Sc6+?
      • 1...Ka4
        • 2.Qb4#
      • 1...Ka6!
  • Keys
    • 1.Sd5!
      • 1...Ka4
        • 2.Qb4#
      • 1...Ka6
        • 2.Qxb6#
      • 1...b5
        • 2.Qa2#

This anticipates 253011(1930), 24065(1988)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(a);P-FLIGHT::QAR1(B)
      • K(a);P-FLIGHT::QAR1(B),XP(b)
      • P(b);SBLOCK::QAR(B)
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