With no explanation, label each line with "organization-other", "O", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
When
the
American
Civil
War
began
in
1861
,
the
home
became
the
headquarters
for
the
Confederate
Army
and
served
in
that
capacity
for
the
entire
war
,
except
for
a
brief
period
in
the
fall
of
1862
.
When:O
the:O
American:event-attack/battle/war/militaryconflict
Civil:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
began:O
in:O
1861:O
,:O
the:O
home:O
became:O
the:O
headquarters:O
for:O
the:O
Confederate:organization-other
Army:organization-other
and:O
served:O
in:O
that:O
capacity:O
for:O
the:O
entire:O
war:O
,:O
except:O
for:O
a:O
brief:O
period:O
in:O
the:O
fall:O
of:O
1862:O
.:O