MESON Chess Problem Database

Problem Display
PID: 251404 (Qn2R3/6pK/5N2/R2N1kp1/3b2pp/4Pnp1/B1b5/8 w - - 0 1)

Kapros, Jorge Marcelo

Problemas, 2021

Qn2R3/6pK/5N2/R2N1kp1/3b2pp/4Pnp1/B1b5/8

#2

8 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Bb1
      • 2.Bxb1#
    • 1...Bd1
      • 2.e4#
    • 1...Bb3
      • 2.e4#
    • 1...Ba4
      • 2.e4#
    • 1...Bxf6
      • 2.Se7#
    • 1...Sa6
      • 2.Qc8#
    • 1...Sc6
      • 2.Qc8#
    • 1...gxf6
      • 2.Se7#
  • Tries
    • 1.Qc6?
      • threat
        • 2.Se7#
        • 2.Qxc2#
        • 2.Qe6#
      • 1...Bxe3
        • 2.Qxc2#
        • 2.Qe6#
      • 1...Bc5
        • 2.Qe6#
      • 1...Bb1
        • 2.Se7#
        • 2.Bxb1#
        • 2.Qe6#
      • 1...Bd1
        • 2.Se7#
        • 2.Qe6#
        • 2.e4#
      • 1...Bb3
        • 2.Se7#
        • 2.Qe6#
        • 2.e4#
      • 1...Bd3
        • 2.Se7#
        • 2.Qe6#
      • 1...Ba4
        • 2.Se7#
        • 2.Qe6#
        • 2.e4#
      • 1...Be4
        • 2.Se7#
        • 2.Qe6#
      • 1...Bc3
        • 2.Se7#
        • 2.Qe6#
      • 1...Se1
        • 2.Se7#
        • 2.Qe6#
      • 1...Sd2
        • 2.Se7#
        • 2.Qe6#
      • 1...Se5
        • 2.Se7#
        • 2.Qe6#
      • 1...Sxc6!
    • 1.Qxb8?
      • threat
        • 2.Qc8#
      • 1...Ba4
        • 2.e4#
      • 1...Se5!
  • Keys
    • 1.Sh5!
      • threat
        • 2.Se7#
      • 1...Bc5
        • 2.Sxg7#
      • 1...Bb3
        • 2.e4#
      • 1...Sc6
        • 2.Qc8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 6
  • Sets
    • B(a);OGATEB::B(A),XB(a)
    • B(a);N_GUARD::P(B)
    • B(d);SBLOCK,XS(E)::R(C)+S(D),DCHECK
    • S(j);OGATE::QAB(G)
    • P(i);SBLOCK,XS(E)::R(C)+S(D),DCHECK
  • Tries
    • Try
      • Q(G);
      • Threat
        • DUALS(3)
      • Vars
        • B(d);::QAB1(G)
      • Refutation
        • S(j);XQ(G)
    • Try
      • Q(G);XS(j)
      • Threat
        • QAB(G)
      • Vars
        • B(a);N_GUARD::P(B)
      • Refutation
        • S(b);
  • Actual
    • S(E);
    • Threat
      • R(C)+S(D),DCHECK
    • Vars
      • B(d);N_GUARD::S(E),XP(i)
      • B(a);N_GUARD::P(B)
      • S(j);OGATE::QAB(G)
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