With no explanation, label each line with "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
2009
Hensel
began
to
study
musicology
with
Peter
Ackermann
and
wrote
a
dissertation
on
the
music
of
Gerhard
Schedl
.
In:O
2009:O
Hensel:person-artist/author
began:O
to:O
study:O
musicology:O
with:O
Peter:person-artist/author
Ackermann:person-artist/author
and:O
wrote:O
a:O
dissertation:O
on:O
the:O
music:O
of:O
Gerhard:person-artist/author
Schedl:person-artist/author
.:O