MESON Chess Problem Database

Problem Display
PID: 35207 (3Q4/1K2P1n1/4P1N1/3p1P1r/Rb1Pk1BP/r1p5/2P1N1P1/2B5 w - - 0 1)

Seider, Shlomo

Israel Ring Ty., 1985

3Q4/1K2P1n1/4P1N1/3p1P1r/Rb1Pk1BP/r1p5/2P1N1P1/2B5

#2

14 + 7

3674 As in all Arts 1996
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ba5
      • 2.Sg3#
    • 1...Bc5
      • 2.Sg3#
    • 1...Bxe7
      • 2.Sg3#
    • 1...Sxf5
      • 2.Bf3#
  • Tries
    • 1.Rxb4?
      • threat
        • 2.Sg3#
      • 1...Sxf5
        • 2.Bf3#
      • 1...Ra7+!
    • 1.Qb6?
      • threat
        • 2.Sg3#
      • 1...Sxf5
        • 2.Bf3#
      • 1...Bd6!
  • Keys
    • 1.Sgf4!
      • threat
        • 2.Qxd5#
      • 1...Rxf5
        • 2.Bf3#
      • 1...Bd6
        • 2.Sg3#

Anticipated by 235168(1980)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • B(c);::S(C)
    • B(c);XP(M)::S(C)
    • S(g);SBLOCK,XP(I)::B(G)
  • Tries
    • Try
      • R(E);XB(c)
      • Threat
        • S(C)
      • Vars
        • S(g);SBLOCK,XP(I)::B(G)
      • Refutation
        • R(a);CHECK
    • Try
      • Q(N);
      • Threat
        • S(C)
      • Vars
        • S(g);SBLOCK,XP(I)::B(G)
      • Refutation
        • B(c);
  • Actual
    • S(K);
    • Threat
      • QAB1(N),XP(e)
    • Vars
      • R(f);SBLOCK,XP(I)::B(G)
      • B(c);::S(C)
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