MESON Chess Problem Database

Problem Display
PID: 139786 (3N4/1Q3pbq/p1K1p3/2P2kBb/7P/2PP1pp1/2B3P1/8 w - - 0 1)

Prikril, Mato

Liga Problemista, 1988/2

3N4/1Q3pbq/p1K1p3/2P2kBb/7P/2PP1pp1/2B3P1/8

#2

10 + 9

6490 yacpdb 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.d4#
    • 1...Kg6
      • 2.Qxf7#
    • 1...Bg4
      • 2.d4#
  • Tries
    • 1.Kd7?
      • threat
        • 2.Qe4#
      • 1...Kg4
        • 2.Qxf3#
      • 1...Ke5
        • 2.d4#
      • 1...Kg6!
  • Keys
    • 1.Kb6!
      • threat
        • 2.Qe4#
      • 1...Kg4
        • 2.Qxf3#
      • 1...Ke5
        • 2.d4#
      • 1...Kg6
        • 2.Qxf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • K(c);P-FLIGHT::P(D)
    • K(c);S_FLIGHT::QAB1(I),XP(g)
    • B(d);SBLOCK::B(A)+P(D)
  • Tries
    • Try
      • K(H);S_FLIGHT
      • Threat
        • QAB1(I)
      • Vars
        • K(c);S_FLIGHT::QAB1(I),XP(a)
        • K(c);P-FLIGHT::P(D)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • K(H);P-FLIGHT
    • Threat
      • QAB1(I)
    • Vars
      • K(c);S_FLIGHT::QAB1(I),XP(a)
      • K(c);P-FLIGHT::P(D)
      • K(c);S_FLIGHT::QAB1(I),XP(g)
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