MESON Chess Problem Database

Problem Display
PID: 219224 (8/8/6p1/8/6k1/4Q1N1/7K/8 w - - 0 1)

Kashcheev, Niktopolion Pavlovich

Land og Folk, 1978

8/8/6p1/8/6k1/4Q1N1/7K/8

#2

3 + 2

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kh4
      • 2.Qf4#
    • 1...g5
      • 2.Qe4#
  • Tries
    • 1.Qe5?
      • 1...Kh4
        • 2.Qf4#
      • 1...g5
        • 2.Qe4#
      • 1...Kf3!
  • Keys
    • 1.Kg2!
      • 1...Kh4
        • 2.Qf4#
      • 1...g5
        • 2.Qd4#
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • K(a);P-FLIGHT::QAR2(B)
    • P(b);SBLOCK::QAR2(B)
  • Tries
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
        • P(b);SBLOCK::QAR2(B)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • K(a);P-FLIGHT::QAR2(B)
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