MESON Chess Problem Database

Problem Display
PID: 232994 (8/8/2B5/2K5/P1p5/2Q5/2N5/1k6 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Kudesnik, 2003

8/8/2B5/2K5/P1p5/2Q5/2N5/1k6

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Kb4?
      • 1...Ka2
        • 2.Qa1#
      • 1...Kc1!
    • 1.Kxc4?
      • 1...Ka2
        • 2.Qa1#
        • 2.Qb3#
      • 1...Kc1!
    • 1.Bf3?
      • 1...Kc1
        • 2.Sa3#
      • 1...Ka2!
  • Keys
    • 1.Be4!
      • threat
        • 2.Sb4#
        • 2.Qa1#
      • 1...Kc1
        • 2.Se3#
      • 1...Ka2
        • 2.Sb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(D);P-FLIGHT,XP(b)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(E);
      • Vars
        • K(a);P-FLIGHT::QAR(B)+S(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(E);
    • Threat
      • DUALS(2)
    • Vars
      • K(a);P-FLIGHT::QAR(B)+S(A)
      • K(a);S_FLIGHT::S(A)
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