With no explanation, label each line with "O", "person-actor", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Tricia
O'Kelley
joined
the
cast
in
the
recurring
role
of
Tanya
.
Tricia:person-actor
O'Kelley:person-actor
joined:O
the:O
cast:O
in:O
the:O
recurring:O
role:O
of:O
Tanya:person-other
.:O