MESON Chess Problem Database

Problem Display
PID: 137242 (Q4K2/1R4B1/6k1/2P5/7P/8/8/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Freie Presse, 1999

Q4K2/1R4B1/6k1/2P5/7P/8/8/8

#2

6 + 1

14503 Problemschach-Jahrbuch (1999) 2000

SOLUTION

  • SOUND
  • Tries
    • 1.Rb6+?
      • 1...Kf5
        • 2.Qf3#
      • 1...Kh7
        • 2.Rh6#
        • 2.Qe4#
      • 1...Kh5!
    • 1.Re7?
      • 1...Kf5
        • 2.Qe4#
      • 1...Kh7
        • 2.Qe4#
      • 1...Kh5!
    • 1.Rf7?
      • 1...Kh7
        • 2.Qe4#
      • 1...Kh5!
    • 1.Qc8?
      • 1...Kh7
        • 2.Qf5#
      • 1...Kh5!
    • 1.Qd8?
      • 1...Kh5
        • 2.Qg5#
      • 1...Kh7
        • 2.Qd3#
      • 1...Kf5!
    • 1.Qe8+?
      • 1...Kh7
        • 2.Qh5#
        • 2.Qe4#
      • 1...Kf5!
  • Keys
    • 1.Rb4!
      • 1...Kf5
        • 2.Qe4#
      • 1...Kh5
        • 2.Qe8#
      • 1...Kh7
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR2(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);
      • Vars
        • K(a);S_FLIGHT::QAB1(E)
        • K(a);S_FLIGHT::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);
      • Vars
        • K(a);S_FLIGHT::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);
      • Vars
        • K(a);S_FLIGHT::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);
      • Vars
        • K(a);S_FLIGHT::QAR1(E)
        • K(a);S_FLIGHT::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • R(C);
    • Vars
      • K(a);S_FLIGHT::QAB1(E)
      • K(a);S_FLIGHT::QAB(E)
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