MESON Chess Problem Database

Problem Display
PID: 22287 (8/4Q3/8/pk3B2/8/8/PN6/1K6 w - - 0 1)

Harcz, Karoly

Magyar Sakkvilag, 1934

8/4Q3/8/pk3B2/8/8/PN6/1K6

#2

5 + 2

2786 More Fun with Chess Miniatures 2000
5454 Near Snap 2008

SOLUTION

  • SOUND
  • Tries
    • 1.Qc5+?
      • 1...Ka6
        • 2.Bc8#
      • 1...Kxc5!
  • Keys
    • 1.Sa4!
      • 1...Kxa4
        • 2.Bd7#
      • 1...Kc4
        • 2.Qc5#
      • 1...Ka6
        • 2.Bd3#
      • 1...Kc6
        • 2.Qd7#

Anticipated by 208794(1876), 121390(1908), 23345(1927)

This anticipates 170471(1951), 170476(1953), 24220(1983), 171470(1988), 23874(1996), 165528(1998), 26009(2001)

This is a version of 22386

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(E);CHECK
      • Vars
        • K(b);S_FLIGHT::B(D)
      • Refutation
        • K(b);P-FLIGHT,XQ(E)
  • Actual
    • S(C);
    • Vars
      • K(b);S_FLIGHT,XS(C)::B(D)
      • K(b);S_FLIGHT::QAR1(E)
      • K(b);S_FLIGHT::B(D)
      • K(b);S_FLIGHT::QAB1(E)
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