MESON Chess Problem Database

Problem Display
PID: 150809 (r3B3/7p/3Q3K/2BN2N1/6p1/6P1/6kp/1R5n w - - 0 1)

Akimov, Nikolai Nikolaevich

Sachsische Zeitung, 2007

r3B3/7p/3Q3K/2BN2N1/6p1/6P1/6kp/1R5n

#2

8 + 6

15148 Sadier Collection 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Sf2
      • 2.Se3#
    • 1...Sxg3
      • 2.Sf4#
  • Tries
    • 1.Bb5?
      • threat
        • 2.Bf1#
      • 1...Sxg3
        • 2.Sf4#
      • 1...Sf2
        • 2.Se3#
      • 1...Rf8!
  • Keys
    • 1.Bc6!
      • threat
        • 2.Sc3#
        • 2.Sb4#
        • 2.Sb6#
        • 2.Sf6#
        • 2.Sc7#
        • 2.Se7#
      • 1...Sxg3
        • 2.Sf4#
      • 1...Ra3
        • 2.Sc3#
      • 1...Ra4
        • 2.Sb4#
      • 1...Ra6
        • 2.Sb6#
      • 1...Rc8
        • 2.Sc7#
      • 1...Re8
        • 2.Se7#
      • 1...Rf8
        • 2.Sf6#
      • 1...Sf2
        • 2.Se3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(a);SBLOCK::S(D)
    • S(a);SBLOCK,XP(B)::S(D)
  • Tries
    • Try
      • B(H);
      • Threat
        • B(H)
      • Vars
        • S(a);SBLOCK,XP(B)::S(D)
        • S(a);SBLOCK::S(D)
      • Refutation
        • R(f);
  • Actual
    • B(H);
    • Threat
      • DUALS(6)
    • Vars
      • S(a);SBLOCK,XP(B)::B(H)+S(D),DCHECK
      • R(f);::B(H)+S(D)
      • S(a);SBLOCK::B(H)+S(D),DCHECK
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