With no explanation, label each line with "location-GPE", "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
While
in
exile
,
he
briefly
allied
with
King
Zog
,
who
fled
Albania
before
the
invading
Italians
in
1939
,
but
was
unable
to
set
a
firm
anti-Axis
,
anti-Communist
front
.
While:O
in:O
exile:O
,:O
he:O
briefly:O
allied:O
with:O
King:person-politician
Zog:person-politician
,:O
who:O
fled:O
Albania:location-GPE
before:O
the:O
invading:O
Italians:location-GPE
in:O
1939:O
,:O
but:O
was:O
unable:O
to:O
set:O
a:O
firm:O
anti-Axis:O
,:O
anti-Communist:O
front:O
.:O