MESON Chess Problem Database

Problem Display
PID: 107603 (1B1r4/3p4/R3p3/3k1b1n/p3nP2/3K4/1Pp1N1B1/R1N5 w - - 0 1)

Asztalos, Peter

Telescacco 92, 1998

1B1r4/3p4/R3p3/3k1b1n/p3nP2/3K4/1Pp1N1B1/R1N5

#2

9 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sb3?
      • threat
        • 2.Sc3#
        • 2.Rd6#
      • 1...Sxf4+
        • 2.Sxf4#
      • 1...Rxb8
        • 2.Sc3#
      • 1...axb3
        • 2.R1a5#
      • 1...c1Q
        • 2.Rd6#
      • 1...c1R
        • 2.Rd6#
      • 1...Rc8
        • 2.Rd6#
      • 1...d6
        • 2.Sc3#
      • 1...c1S+!
  • Keys
    • 1.b4!
      • threat
        • 2.Sc3#
        • 2.Rd6#
      • 1...Sxf4+
        • 2.Sxf4#
      • 1...Rxb8
        • 2.Sc3#
      • 1...axb4 ep
        • 2.R1a5#
      • 1...Rc8
        • 2.Rd6#
      • 1...d6
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Threat
        • DUALS(2)
      • Vars
        • S(f);CHECK,XP(G)::S(D),XS(f)
        • R(i);XB(I)::S(D)
        • P(b);OGATE,XS(B)::R(A)
        • P(a);::R1(H)
        • R(i);::R1(H)
        • P(h);::S(D)
      • Refutation
        • P(a);CHECK
  • Actual
    • P(C);
    • Threat
      • DUALS(2)
    • Vars
      • S(f);CHECK,XP(G)::S(D),XS(f)
      • R(i);XB(I)::S(D)
      • P(b);EP,OGATE,XP(C)::R(A)
      • R(i);::R1(H)
      • P(h);::S(D)
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