With no explanation, label each line with "location-GPE", "O", "organization-politicalparty", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Since
the
revolution
Zanzibar
had
merged
with
the
African
mainland
country
of
Tanganyika
to
form
Tanzania
and
Giralda
was
designed
as
a
means
of
intervention
in
case
the
Zanzibar
-based
Umma
Party
attempted
a
coup
against
President
Julius
Nyerere
of
Tanzania
.
Since:O
the:O
revolution:O
Zanzibar:location-GPE
had:O
merged:O
with:O
the:O
African:location-GPE
mainland:O
country:O
of:O
Tanganyika:location-GPE
to:O
form:O
Tanzania:location-GPE
and:O
Giralda:O
was:O
designed:O
as:O
a:O
means:O
of:O
intervention:O
in:O
case:O
the:O
Zanzibar:location-GPE
-based:O
Umma:organization-politicalparty
Party:organization-politicalparty
attempted:O
a:O
coup:O
against:O
President:O
Julius:person-politician
Nyerere:person-politician
of:O
Tanzania:O
.:O