With no explanation, label each line with "O", "organization-company", "organization-media/newspaper", "person-artist/author", "art-other", "art-broadcastprogram", "art-film", "art-music", "art-painting" or "art-writtenart" preceded by ":".
2012
was
considered
a
successful
year
of
musicals
for
Sungmin
due
to
his
performance
in
``
Jack
the
Ripper
``
musical
,
he
was
ranked
by
OBS
’
s
Unique
Entertainment
News
as
the
second
most
powerful
musical
idol
of
the
year
,
after
Kim
Junsu
,
based
on
the
number
of
tickets
sold
.
2012:O
was:O
considered:O
a:O
successful:O
year:O
of:O
musicals:O
for:O
Sungmin:person-artist/author
due:O
to:O
his:O
performance:O
in:O
``:O
Jack:art-other
the:art-other
Ripper:art-other
``:O
musical:O
,:O
he:O
was:O
ranked:O
by:O
OBS:organization-company
’:O
s:O
Unique:organization-media/newspaper
Entertainment:organization-media/newspaper
News:organization-media/newspaper
as:O
the:O
second:O
most:O
powerful:O
musical:O
idol:O
of:O
the:O
year:O
,:O
after:O
Kim:person-artist/author
Junsu:person-artist/author
,:O
based:O
on:O
the:O
number:O
of:O
tickets:O
sold:O
.:O