With no explanation, label each line with "organization-company", "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Ion
Popescu-Gopo
was
the
best-known
graphic
artist
and
animator
working
at
Animafilm
.
Ion:person-artist/author
Popescu-Gopo:person-artist/author
was:O
the:O
best-known:O
graphic:O
artist:O
and:O
animator:O
working:O
at:O
Animafilm:organization-company
.:O