With no explanation, label each line with "person-soldier", "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Sera
,
Dak
,
and
Riq
travel
to
1943
and
decide
to
spy
on
both
Allied
and
Axis
troops
to
try
to
tip
the
balance
of
the
war
in
the
Allies
'
favor
.
Sera:person-soldier
,:O
Dak:person-soldier
,:O
and:O
Riq:person-soldier
travel:O
to:O
1943:O
and:O
decide:O
to:O
spy:O
on:O
both:O
Allied:organization-other
and:O
Axis:organization-other
troops:O
to:O
try:O
to:O
tip:O
the:O
balance:O
of:O
the:O
war:O
in:O
the:O
Allies:organization-other
':O
favor:O
.:O