With no explanation, label each line with "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
On
20
January
Company
L
,
3/9
Marines
reoccupied
Firebase
Tun
Tavern
(
)
and
on
the
21st
Company
A
,
1st
Battalion
,
9th
Marines
reoccupied
Firebase
Shiloh
(
)
.
On:O
20:O
January:O
Company:O
L:O
,:O
3/9:O
Marines:O
reoccupied:O
Firebase:building-other
Tun:building-other
Tavern:building-other
(:O
):O
and:O
on:O
the:O
21st:O
Company:O
A:O
,:O
1st:O
Battalion:O
,:O
9th:O
Marines:O
reoccupied:O
Firebase:building-other
Shiloh:building-other
(:O
):O
.:O