MESON Chess Problem Database

Problem Display
PID: 85304 (8/4Q3/8/8/5p2/8/3P1kBN/n6K w - - 0 1)

Zheltonozhko, Vladimir Ivanovich

Telescacco 92, 1995

8/4Q3/8/8/5p2/8/3P1kBN/n6K

#2

5 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kg3
      • 2.Qe1#
  • Tries
    • 1.Sf3?
      • threat
        • 2.Qe1#
      • 1...Kg3
        • 2.Qh4#
      • 1...Sc2!
    • 1.Qe2+?
      • 1...Kg3
        • 2.Qe1#
      • 1...Kxe2!
  • Keys
    • 1.Bf1!
      • threat
        • 2.Qh4#
      • 1...Kg3
        • 2.Qe1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::QAB(E)
  • Tries
    • Try
      • S(D);
      • Threat
        • QAB1(E)
      • Vars
        • K(b);S_FLIGHT::QAB1(E)
      • Refutation
        • S(a);
    • Try
      • Q(E);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB(E)
      • Refutation
        • K(b);P-FLIGHT,XQ(E)
  • Actual
    • B(C);
    • Threat
      • QAB(E)
    • Vars
      • K(b);S_FLIGHT::QAB(E)
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