MESON Chess Problem Database

Problem Display
PID: 104659 (1Q6/K1pp4/1N1B4/1k6/1P6/3P4/8/8 w - - 0 1)

Velimirovic, Milan

NIN, 1998

1Q6/K1pp4/1N1B4/1k6/1P6/3P4/8/8

#2

6 + 3

3713 Snap 2009
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sc4+?
      • 1...Kc6
        • 2.Qb7#
      • 1...Ka4!
    • 1.Sc8+?
      • 1...Kc6
        • 2.Qb7#
      • 1...Ka4!
  • Keys
    • 1.Qc8!
      • 1...Kc6
        • 2.Qxd7#
      • 1...cxb6
        • 2.Qxd7#
      • 1...cxd6
        • 2.Qc4#
      • 1...c5
        • 2.Qxc5#
      • 1...c6
        • 2.Qa6#

Anticipated by 7997(1995)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(C);CHECK
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(F);
    • Vars
      • K(a);P_SPINP(b),S_FLIGHT::QAB1(F),XP(c)
      • P(b);N_GUARD,XS(C)::QAB(F),XP(c)
      • P(b);OGATE,XB(D)::QAB1(F)
      • P(b);OGATE::QAR1(F),XP(b)
      • P(b);SBLOCK::QAB1(F)
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