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
16
April
1950
,
the
1st
Fighter
Wing
was
redesignated
as
the
1st
Fighter-Interceptor
Wing
.
On:O
16:O
April:O
1950:O
,:O
the:O
1st:organization-other
Fighter:organization-other
Wing:organization-other
was:O
redesignated:O
as:O
the:O
1st:organization-other
Fighter-Interceptor:organization-other
Wing:organization-other
.:O