MESON Chess Problem Database

Problem Display
PID: 135463 (8/8/6pp/7k/4Q3/8/7K/2nb4 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Troll, 2009

8/8/6pp/7k/4Q3/8/7K/2nb4

#2

2 + 5

SOLUTION

  • SOUND
  • Tries
    • 1.Kg3?
      • threat
        • 2.Qh4#
      • 1...Kg5
        • 2.Qe5#
      • 1...Bg4
        • 2.Qxg4#
      • 1...g5
        • 2.Qe8#
      • 1...Se2+!
  • Keys
    • 1.Kh3!
      • threat
        • 2.Qh4#
      • 1...Bg4+
        • 2.Qxg4#
      • 1...Kg5
        • 2.Qe5#
      • 1...g5
        • 2.Qe8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Threat
        • QAR1(B)
      • Vars
        • K(c);P-FLIGHT::QAR2(B)
        • B(b);N_GUARD::QAB1(B),XB(b)
        • P(d);OGATEB,SBLOCK::QAB(B)
      • Refutation
        • S(a);CHECK
  • Actual
    • K(A);P-FLIGHT
    • Threat
      • QAR1(B)
    • Vars
      • B(b);CHECK,N_GUARD::QAB1(B),XB(b)
      • K(c);P-FLIGHT::QAR2(B)
      • P(d);OGATEB,SBLOCK::QAB(B)
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