With no explanation, label each line with "building-other", "O", "person-athlete", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
On
30
January
2009
Brook
returned
to
the
York
Hall
to
meet
former
marine
Stuart
Elwell
in
a
voluntary
second
defence
.
On:O
30:O
January:O
2009:O
Brook:person-other
returned:O
to:O
the:O
York:building-other
Hall:building-other
to:O
meet:O
former:O
marine:O
Stuart:person-athlete
Elwell:person-athlete
in:O
a:O
voluntary:O
second:O
defence:O
.:O