MESON Chess Problem Database

Problem Display
PID: 104434 (KB6/R4pbB/5p2/3p1p2/3nk2N/2P1np2/2P2P2/7R w - - 0 1)

Mladenovic, Slobodan

Bat Yam QCT, 1983

KB6/R4pbB/5p2/3p1p2/3nk2N/2P1np2/2P2P2/7R

#2

9 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Se2
      • 2.Re7#
    • 1...Sb3
      • 2.Re7#
    • 1...Sb5
      • 2.Re7#
  • Tries
    • 1.Re1?
      • threat
        • 2.Rxe3#
      • 1...Sxc2
        • 2.Bxf5#
      • 1...Se2
        • 2.Re7#
      • 1...Bh6!
    • 1.Ra4?
      • threat
        • 2.Rxd4#
      • 1...Sxc2
        • 2.Bxf5#
      • 1...Sc4!
  • Keys
    • 1.Sxf5!
      • threat
        • 2.Sg3#
      • 1...Sexf5
        • 2.Rh4#
      • 1...Sdxf5
        • 2.Re7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • S(c);N_GUARD::R(F)
  • Tries
    • Try
      • R(A);P_PINS(a)
      • Threat
        • R1(A),XS(a)
      • Vars
        • S(c);N_GUARD,XP(B)::B(G),XP(f)
        • S(c);N_GUARD,N_SPINS(a)::R(F)
      • Refutation
        • B(i);
    • Try
      • R(F);P_PINS(c)
      • Threat
        • R1(F),XS(c)
      • Vars
        • S(a);N_GUARD,XP(B)::B(G),XP(f)
      • Refutation
        • S(a);N_SPINS(c)
  • Actual
    • S(E);XP(f)
    • Threat
      • B(G)+S(E),DCHECK
    • Vars
      • S(a);N_GUARD,P_SPINS(a),XS(E)::R(A)
      • S(c);N_GUARD,P_SPINS(c),XS(E)::R(F)
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