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 ":".
We
met
him
twice
,
Dion
and
me
,
but
he
refused
.
We:O
met:O
him:O
twice:O
,:O
Dion:person-other
and:O
me:O
,:O
but:O
he:O
refused:O
.:O