MESON Chess Problem Database

Problem Display
PID: 24102 (1b2K3/8/3Rp1pp/2p1k3/6P1/6p1/3B4/r4R1Q w - - 0 1)

Zalkind, Lazar Borissovich

2nd Place, Die Schachwelt (Berlin), 1912

1b2K3/8/3Rp1pp/2p1k3/6P1/6p1/3B4/r4R1Q

#2

6 + 8

3360 Simple Two-move Themes 1924

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd6
      • 2.Bc3#
  • Tries
    • 1.Rxe6+?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kxe6!
  • Keys
    • 1.Rf6!
      • threat
        • 2.Rfxe6#
      • 1...Kxd6
        • 2.Bf4#
      • 1...Kxf6
        • 2.Qxa1#
      • 1...Bxd6
        • 2.Bc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(h);SBLOCK,XR(E)::B(C)
  • Tries
    • Try
      • R(E);CHECK,XP(e)
      • Vars
        • K(d);S_FLIGHT::QAR1(B)
      • Refutation
        • K(d);P-FLIGHT,XR(E)
  • Actual
    • R(A);
    • Threat
      • R1(A),XP(e)
    • Vars
      • K(d);P_SPINP(e),S_FLIGHT,XR(E)::B(C)
      • K(d);P_SPINP(e),S_FLIGHT,XR(A)::QAB(B),XR(a)
      • B(h);SBLOCK,XR(E)::B(C)
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