MESON Chess Problem Database

Problem Display
PID: 66306 (K7/2k5/8/1P6/1N6/8/3Q4/1RB5 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Rychkov, Vladimir Nikolaevich

1st Prize, Severnaya pravda, 1995

K7/2k5/8/1P6/1N6/8/3Q4/1RB5

#2

6 + 1

SOLUTION

  • SOUND
  • Tries
    • 1.Sa6+?
      • 1...Kb6
        • 2.Qd8#
      • 1...Kc8!
    • 1.Sc6?
      • threat
        • 2.Qd8#
      • 1...Kc8
        • 2.Qd8#
      • 1...Kb6!
    • 1.Bb2?
      • 1...Kc8
        • 2.Rc1#
      • 1...Kb6!
    • 1.Rb2?
      • 1...Kc8
        • 2.Rc2#
      • 1...Kb6!
    • 1.Rb3?
      • 1...Kc8
        • 2.Rc3#
      • 1...Kb6!
  • Keys
    • 1.Ba3!
      • 1...Kb6
        • 2.Sd5#
      • 1...Kc8
        • 2.Rc1#

FEATURES

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