MESON Chess Problem Database

Problem Display
PID: 109639 (8/1N6/8/8/Pk6/1P1QP3/8/1K6 w - - 0 1)

Vishkov, Anatoly Ivanovich

MIG, 1994

8/1N6/8/8/Pk6/1P1QP3/8/1K6

#2

6 + 1

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sd8?
      • 1...Ka5
        • 2.Qb5#
      • 1...Kc5
        • 2.Qd4#
      • 1...Ka3!
  • Keys
    • 1.Sa5!
      • 1...Ka3
        • 2.Qd6#
      • 1...Kxa5
        • 2.Qb5#
      • 1...Kc5
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);
      • Vars
        • K(a);S_FLIGHT::QAR1(C)
        • K(a);S_FLIGHT::QAB1(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(F);
    • Vars
      • K(a);S_FLIGHT::QAB(C)
      • K(a);S_FLIGHT,XS(F)::QAR1(C)
      • K(a);S_FLIGHT::QAB1(C)
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