MESON Chess Problem Database

Problem Display
PID: 2445 (8/3p4/3K4/1p1N4/1P2k3/4N3/8/5Q2 w - - 0 1)

Kling, Josef

Source?, 0000

8/3p4/3K4/1p1N4/1P2k3/4N3/8/5Q2

#2

5 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Kc5?
      • threat
        • 2.Qf5#
      • 1...Ke5
        • 2.Qf5#
      • 1...d6+!
    • 1.Kxd7?
      • 1...Ke5
        • 2.Qf4#
      • 1...Kd4!
    • 1.Sf4?
      • 1...Kd4
        • 2.Qd3#
      • 1...Kxe3!
    • 1.Qxb5?
      • 1...Kd4
        • 2.Qc4#
      • 1...Kf3!
  • Keys
    • 1.Qe2!
      • 1...Kd4
        • 2.Sc2#
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(E);S_FLIGHT
      • Threat
        • QAB1(A)
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • P(c);CHECK
    • Try
      • K(E);P-FLIGHT,XP(c)
      • Vars
        • K(a);P-FLIGHT::QAB1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(D);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT,XS(B)
    • Try
      • Q(A);XP(b)
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(A);
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