MESON Chess Problem Database

Problem Display
PID: 170478 (8/3K4/8/1N1k1B2/3N4/3Q4/8/8 w - - 0 1)

Winterer, Karl

Basler Nachrichten, 1955

8/3K4/8/1N1k1B2/3N4/3Q4/8/8

#2

5 + 1

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Ke7?
      • 1...Ke5
        • 2.Qe4#
      • 1...Kc5!
    • 1.Bh3?
      • 1...Ke5
        • 2.Qf5#
      • 1...Kc5!
    • 1.Bg4?
      • 1...Ke5
        • 2.Qf5#
      • 1...Kc5!
    • 1.Be6+?
      • 1...Ke5
        • 2.Qf5#
      • 1...Kc5!
    • 1.Bg6?
      • 1...Ke5
        • 2.Qf5#
      • 1...Kc5!
    • 1.Bh7?
      • 1...Ke5
        • 2.Qf5#
      • 1...Kc5!
  • Keys
    • 1.Qa3!
      • 1...Kc4
        • 2.Be6#
      • 1...Ke5
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(E);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(D);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(a);S_FLIGHT::B(D)
      • K(a);P-FLIGHT::QAB1(A)
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