With no explanation, label each line with "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Less
than
one
month
later
the
war
officially
ended
,
leading
to
the
disestablishment
of
VF-18
.
Less:O
than:O
one:O
month:O
later:O
the:O
war:O
officially:O
ended:O
,:O
leading:O
to:O
the:O
disestablishment:O
of:O
VF-18:organization-other
.:O