MESON Chess Problem Database

Problem Display
PID: 4714 (8/4B3/6p1/4kP2/8/5Q2/1KN5/8 w - - 0 1)

Weinheimer, Rudolf

Oesterreichische Lesehalle, 1888

8/4B3/6p1/4kP2/8/5Q2/1KN5/8

#2

5 + 2

3757 Schachminiaturen I 1902
5501 Chess Cameos 1936
3295 Einfuhrung in die Welt des Schachproblem 1984
2838 Fun with Chess Miniatures 1996
5454 Near Snap 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qe3+?
      • 1...Kd5
        • 2.Qe6#
      • 1...Kxf5!
    • 1.Qf4+?
      • 1...Kd5
        • 2.Sb4#
      • 1...Kxf4!
  • Keys
    • 1.Sb4!
      • threat
        • 2.Sc6#
      • 1...Kd4
        • 2.Qf4#
      • 1...gxf5
        • 2.Qe3#

This anticipates 28885(1956), 85756(1978)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);OGATE,P-FLIGHT::QAB1(C)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);P-FLIGHT::S(B)
      • Refutation
        • K(a);S_FLIGHT,XQ(C)
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • K(a);S_FLIGHT::QAR2(C)
      • P(b);SBLOCK,XP(D)::QAR2(C)
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