MESON Chess Problem Database

Problem Display
PID: 156944 (8/6K1/8/1PkN1N2/2P5/8/4Q3/8 w - - 0 1)

Potzsch, Albin

Staudte, Rainer

Troll, 2015

8/6K1/8/1PkN1N2/2P5/8/4Q3/8

#2

6 + 1

SOLUTION

  • SOUND
  • Tries
    • 1.Sg3?
      • 1...Kd6
        • 2.Qe7#
      • 1...Kd4!
    • 1.Sd4?
      • 1...Kd6
        • 2.Qe7#
      • 1...Kxd4!
    • 1.Sh4?
      • 1...Kd6
        • 2.Qe7#
      • 1...Kd4!
    • 1.Sh6?
      • 1...Kd6
        • 2.Qe7#
      • 1...Kd4!
  • Keys
    • 1.Sd6!
      • 1...Kd4
        • 2.Qe3#
      • 1...Kxd6
        • 2.Qe7#

FEATURES

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