MESON Chess Problem Database

Problem Display
PID: 157553 (8/8/8/8/8/5PK1/2Q5/4k3 w - - 0 1)

Maleika, Gerhard

Deutsche Schachzeitung, 1968

8/8/8/8/8/5PK1/2Q5/4k3

#2

3 + 1

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Kf1
      • 2.Qd1#
      • 2.Qf2#
  • Tries
    • 1.Qa2?
      • 1...Kf1
        • 2.Qf2#
      • 1...Kd1!
    • 1.Qb2?
      • 1...Kf1
        • 2.Qf2#
      • 1...Kd1!
    • 1.Qd2+?
      • 1...Kf1
        • 2.Qd1#
        • 2.Qf2#
      • 1...Kxd2!
    • 1.Qh2?
      • 1...Kf1
        • 2.Qf2#
      • 1...Kd1!
  • Keys
    • 1.f4!
      • 1...Kf1
        • 2.Qd1#
        • 2.Qf2#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(A);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(A)
    • Try
      • Q(A);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(B);
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