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 ":".
On
2
January
1951
,
the
44th
Bombardment
Wing
was
activated
and
assigned
to
Fifteenth
Air
Force
.
On:O
2:O
January:O
1951:O
,:O
the:O
44th:organization-other
Bombardment:organization-other
Wing:organization-other
was:O
activated:O
and:O
assigned:O
to:O
Fifteenth:organization-other
Air:organization-other
Force:organization-other
.:O