MESON Chess Problem Database

Problem Display
PID: 239217 (7Q/8/8/4R3/N7/1K6/1P6/k1b5 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

L'Italia Scacchistica, 1999

7Q/8/8/4R3/N7/1K6/1P6/k1b5

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bxb2
      • 2.Re1#
  • Tries
    • 1.Sc3?
      • threat
        • 2.Ra5#
        • 2.Qa8#
      • 1...Be3
        • 2.Ra5#
      • 1...Bxb2!
  • Keys
    • 1.Ra5!
      • threat
        • 2.Sc3#
      • 1...Kb1
        • 2.Sc3#
      • 1...Bxb2
        • 2.Qxb2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(b);OGATEB,XP(A)::R(D)
  • Tries
    • Try
      • S(C);
      • Threat
        • DUALS(2)
      • Vars
        • B(b);::R(D)
      • Refutation
        • B(b);XP(A)
  • Actual
    • R(D);
    • Threat
      • R(D)+S(C)
    • Vars
      • K(a);P-FLIGHT::S(C)
      • B(b);OGATE,P_SPINB(b),XP(A)::QAB1(E),XB(b)
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