MESON Chess Problem Database

Problem Display
PID: 71454 (3K4/8/R1N1N2R/2PkP3/6p1/3B1n2/8/b5q1 w - - 0 1)

Dalla Rosa, Pedro

Faria, Oswaldo

Il Due Mosse, 1960

3K4/8/R1N1N2R/2PkP3/6p1/3B1n2/8/b5q1

#2

8 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Qxc5
      • 2.Sf4#
      • 2.Sc7#
    • 1...Bxe5
      • 2.Sb4#
      • 2.Se7#
    • 1...Sxe5
      • 2.Sb4#
      • 2.Se7#
  • Tries
    • 1.Rh5?
      • threat
        • 2.Sb4#
        • 2.Se7#
      • 1...Kxe6
        • 2.Bc4#
      • 1...Qxc5
        • 2.Sf4#
        • 2.Sc7#
      • 1...Qd4
        • 2.Se7#
      • 1...Qb1
        • 2.Se7#
      • 1...Qe1
        • 2.Se7#
      • 1...Bc3
        • 2.Se7#
      • 1...Sg5!
  • Keys
    • 1.Ra5!
      • threat
        • 2.Sf4#
        • 2.Sc7#
      • 1...Kxc6
        • 2.Be4#
      • 1...Bxe5
        • 2.Sb4#
        • 2.Se7#
      • 1...Qh2
        • 2.Sc7#
      • 1...Qe3
        • 2.Sc7#
      • 1...Qd4
        • 2.Sc7#
      • 1...Qc1
        • 2.Sc7#
      • 1...Qg3
        • 2.Sc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(G);
      • Threat
        • DUALS(2)
      • Vars
        • K(e);S_FLIGHT,XS(F)::B(A)
        • Q(b);::S(E)
        • B(a);::S(E)
      • Refutation
        • S(c);
  • Actual
    • R(D);
    • Threat
      • DUALS(2)
    • Vars
      • K(e);S_FLIGHT,XS(E)::B(A)
      • Q(b);::S(F)
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Developed and maintained by Brian Stephenson.
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