MESON Chess Problem Database

Problem Display
PID: 93916 (1b2K3/NpN5/1k2p3/pP2P3/p2PQ3/P1P5/8/8 w - - 0 1)

Zimmermann, Stepan

Casopis ceskoslovenskych sachistu, 1909

1b2K3/NpN5/1k2p3/pP2P3/p2PQ3/P1P5/8/8

#2

9 + 6

6490 yacpdb 2009
5454 Near Snap 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qc6+?
      • 1...Kxa7
        • 2.b6#
      • 1...bxc6!
  • Keys
    • 1.Qb1!
      • 1...Kxa7
        • 2.b6#
      • 1...Kxc7
        • 2.b6#
      • 1...Bxa7
        • 2.Sa8#
      • 1...Bxc7
        • 2.Sc8#

This anticipates 111(1930)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);CHECK
      • Vars
        • K(c);OGATE,S_FLIGHT,XS(G)::P(E)
      • Refutation
        • P(e);XQ(D)
  • Actual
    • Q(D);
    • Vars
      • K(c);OGATE,S_FLIGHT,XS(G)::P(E)
      • K(c);OGATE,S_FLIGHT,XS(H)::P(E)
      • B(f);SBLOCK,XS(G)::S(H)
      • B(f);SBLOCK,XS(H)::S(G)
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