MESON Chess Problem Database

Problem Display
PID: 246411 (8/4B3/8/3P2r1/p1k2PB1/8/K2bN3/1Q1N3b w - - 0 1)

Labai, Zoltan

Shakhmatnaya Poeziya, 2005

8/4B3/8/3P2r1/p1k2PB1/8/K2bN3/1Q1N3b

#2

8 + 5

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Be1
      • 2.Se3#
    • 1...Bc3
      • 2.Se3#
    • 1...Be3
      • 2.Sxe3#
    • 1...Ba5
      • 2.Se3#
    • 1...a3
      • 2.Qb3#
  • Tries
    • 1.Sb2+?
      • 1...Kxd5
        • 2.Qxh1#
      • 1...Kb5!
  • Keys
    • 1.Bd7!
      • threat
        • 2.Qb5#
      • 1...Kxd5
        • 2.Qd3#
      • 1...Rxd5
        • 2.Sb2#
      • 1...Bb4
        • 2.Se3#

This is a version of 143547

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • B(b);N_GUARD::S(B)
    • B(b);N_GUARD::S(B),XB(b)
    • P(c);N_GUARD::QAB1(A)
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • K(d);S_FLIGHT,XP(G)::QAB(A),XB(a)
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • B(F);
    • Threat
      • QAB1(A)
    • Vars
      • K(d);S_FLIGHT,XP(G)::QAR2(A)
      • R(e);SBLOCK,XP(G)::S(B)
      • B(b);N_GUARD::S(B)
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