With no explanation, label each line with "location-GPE", "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
As
a
result
,
on
1
April
1966
,
Naval
Forces
,
Vietnam
,
was
established
to
control
the
Navy
's
units
in
the
II
,
III
,
and
IV
Corps
Tactical
Zones
.
As:O
a:O
result:O
,:O
on:O
1:O
April:O
1966:O
,:O
Naval:organization-other
Forces:organization-other
,:O
Vietnam:location-GPE
,:O
was:O
established:O
to:O
control:O
the:O
Navy:O
's:O
units:O
in:O
the:O
II:O
,:O
III:O
,:O
and:O
IV:O
Corps:organization-other
Tactical:organization-other
Zones:organization-other
.:O