MESON Chess Problem Database

Problem Display
PID: 93717 (1N6/5K2/3p4/n1k5/p6R/1p6/1P2Q3/6b1 w - - 0 1)

Beck, Antonin

Ceske listy sachove, 1897

1N6/5K2/3p4/n1k5/p6R/1p6/1P2Q3/6b1

#2

5 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Qh5#
  • Tries
    • 1.Sd7+?
      • 1...Kd5
        • 2.Qf3#
        • 2.Qg2#
        • 2.Qe4#
      • 1...Kc6!
  • Keys
    • 1.Rb4!
      • threat
        • 2.Qb5#
      • 1...Kxb4
        • 2.Sa6#
      • 1...Kd5
        • 2.Qh5#
      • 1...Sc4
        • 2.Qxc4#
      • 1...d5
        • 2.Qe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(e);P-FLIGHT::QAR(B)
  • Tries
    • Try
      • S(E);CHECK
      • Refutation
        • K(e);P-FLIGHT
  • Actual
    • R(C);
    • Threat
      • QAR1(B)
    • Vars
      • K(e);S_FLIGHT,XR(C)::S(E)
      • K(e);P-FLIGHT::QAR(B)
      • S(d);N_GUARD::QAR1(B),XS(d)
      • P(f);OGATEB,SBLOCK::QAB(B)
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