With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
She
has
an
older
brother
,
Mark
,
who
is
also
a
curler
.
She:O
has:O
an:O
older:O
brother:O
,:O
Mark:person-other
,:O
who:O
is:O
also:O
a:O
curler:O
.:O