MESON Chess Problem Database

Problem Display
PID: 129709 (8/1K6/8/8/4Q3/p1pN4/p3P3/rn1k1N2 w - - 0 1)

Mikan, Ilja

Straz lidu, 1950

8/1K6/8/8/4Q3/p1pN4/p3P3/rn1k1N2

#2

5 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kc2
      • 2.Qa4#
  • Tries
    • 1.Qf3?
      • 1...Sd2
        • 2.Se3#
      • 1...c2
        • 2.e3#
        • 2.e4#
      • 1...Kc2!
  • Keys
    • 1.Qg4!
      • 1...Kc2
        • 2.Qa4#
      • 1...Sd2
        • 2.Se3#
      • 1...c2
        • 2.e3#
        • 2.e4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::QAB(D)
  • Tries
    • Try
      • Q(D);
      • Vars
        • S(b);SBLOCK::S(A)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(D);
    • Vars
      • K(c);S_FLIGHT::QAB(D)
      • S(b);SBLOCK::S(A)
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