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 ":".
After
the
Attack
on
Pearl
Harbor
on
December
7
,
1941
,
the
Screen
Writers
Guild
set
up
on
December
8
,
1941
,
the
Hollywood
Writers
Mobilization
,
a
body
to
organize
writers
for
the
war
effort
.
After:O
the:O
Attack:event-attack/battle/war/militaryconflict
on:event-attack/battle/war/militaryconflict
Pearl:event-attack/battle/war/militaryconflict
Harbor:event-attack/battle/war/militaryconflict
on:O
December:O
7:O
,:O
1941:O
,:O
the:O
Screen:organization-other
Writers:organization-other
Guild:organization-other
set:O
up:O
on:O
December:O
8:O
,:O
1941:O
,:O
the:O
Hollywood:organization-other
Writers:organization-other
Mobilization:organization-other
,:O
a:O
body:O
to:O
organize:O
writers:O
for:O
the:O
war:O
effort:O
.:O