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 ":".
They
held
the
titles
until
December
27
,
when
they
lost
them
to
Cima
and
Gamma
.
They:O
held:O
the:O
titles:O
until:O
December:O
27:O
,:O
when:O
they:O
lost:O
them:O
to:O
Cima:person-other
and:O
Gamma:person-other
.:O