MESON Chess Problem Database

Problem Display
PID: 107952 (8/3p4/3k1K2/8/2Q5/8/4N3/r2b4 w - - 0 1)

Dacin, C

Republika, 1990

8/3p4/3k1K2/8/2Q5/8/4N3/r2b4

#2

3 + 4

6490 yacpdb 2009
5454 Near Snap 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Sg3?
      • threat
        • 2.Se4#
        • 2.Sf5#
      • 1...Ra5
        • 2.Se4#
      • 1...Bf3
        • 2.Sf5#
      • 1...Bg4
        • 2.Se4#
      • 1...Bc2!
    • 1.Sd4?
      • threat
        • 2.Sb5#
        • 2.Sf5#
      • 1...Rb1
        • 2.Sf5#
      • 1...Bc2
        • 2.Sb5#
      • 1...Ba4
        • 2.Sf5#
      • 1...Bg4
        • 2.Sb5#
      • 1...Ra5!
  • Keys
    • 1.Sc3!
      • threat
        • 2.Se4#
        • 2.Sb5#
      • 1...Rb1
        • 2.Se4#
      • 1...Ra5
        • 2.Se4#
      • 1...Bc2
        • 2.Sb5#
      • 1...Bf3
        • 2.Sb5#
      • 1...Ba4
        • 2.Se4#

This anticipates 79152(2002)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Threat
        • DUALS(2)
      • Vars
        • R(a);::S(A)
        • B(b);::S(A)
      • Refutation
        • B(b);
    • Try
      • S(A);
      • Threat
        • DUALS(2)
      • Vars
        • R(a);::S(A)
        • B(b);::S(A)
      • Refutation
        • R(a);
  • Actual
    • S(A);
    • Threat
      • DUALS(2)
    • Vars
      • R(a);::S(A)
      • B(b);::S(A)
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