MESON Chess Problem Database

Problem Display
PID: 199260 (2K5/1N6/8/N2k4/8/4Q3/4P3/8 w - - 0 1)

Lassahn, Holger

Freie Presse, 2001

(First published on Fri Jan 5 2001)

2K5/1N6/8/N2k4/8/4Q3/4P3/8

#2

5 + 1

16210 Problemschach-Jahrbuch (2001) 2002
5454 Near Snap 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Sb3?
      • 1...Kc6
        • 2.Qc5#
      • 1...Kc4!
    • 1.Sc4?
      • 1...Kc6
        • 2.Qc5#
      • 1...Kxc4!
  • Keys
    • 1.Sc6!
      • 1...Kc4
        • 2.Qd3#
      • 1...Kxc6
        • 2.Qc5#

Anticipated by 159699(2000)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT,XS(C)
  • Actual
    • S(C);
    • Vars
      • K(a);S_FLIGHT::QAB1(B)
      • K(a);S_FLIGHT,XS(C)::QAR1(B)
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