MESON Chess Problem Database

Problem Display
PID: 149137 (8/5Q2/8/8/4k3/1NK1N3/8/8 w - - 0 1)

Dehler, Ernst Georg

Funkschach, 1927

8/5Q2/8/8/4k3/1NK1N3/8/8

#2

4 + 1

15148 Sadier Collection 2013

SOLUTION

  • SOUND
  • Tries
    • 1.Sd4?
      • 1...Kxe3
        • 2.Qf3#
      • 1...Ke5!
    • 1.Sc5+?
      • 1...Ke5
        • 2.Sc4#
      • 1...Kxe3!
  • Keys
    • 1.Sd2+!
      • 1...Kxe3
        • 2.Qf3#
      • 1...Ke5
        • 2.Sec4#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Vars
        • K(a);P-FLIGHT,XS(C)::QAR1(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(A);CHECK
      • Vars
        • K(a);P-FLIGHT::S(C)
      • Refutation
        • K(a);P-FLIGHT,XS(C)
  • Actual
    • S(A);CHECK
    • Vars
      • K(a);P-FLIGHT,XS(C)::QAR1(D)
      • K(a);P-FLIGHT::S(C)
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