With no explanation, label each line with "art-music", "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
dance
appeared
in
the
PV
and
their
live
performance
was
choreographed
by
Natsu
Mayumi
.
The:O
dance:O
appeared:O
in:O
the:O
PV:art-music
and:O
their:O
live:O
performance:O
was:O
choreographed:O
by:O
Natsu:person-artist/author
Mayumi:person-artist/author
.:O