With no explanation, label each line with "location-GPE", "O", "person-director", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
The
present
city
of
Heraklion
was
founded
in
824
by
the
Arabs
under
Abu
Hafs
Umar
who
had
been
expelled
from
Al-Andalus
by
Emir
Al-Hakam
I
and
had
taken
over
the
island
from
the
Eastern
Roman
Empire
.
The:O
present:O
city:O
of:O
Heraklion:location-GPE
was:O
founded:O
in:O
824:O
by:O
the:O
Arabs:location-GPE
under:O
Abu:person-director
Hafs:person-director
Umar:person-director
who:O
had:O
been:O
expelled:O
from:O
Al-Andalus:location-GPE
by:O
Emir:person-other
Al-Hakam:person-other
I:person-other
and:O
had:O
taken:O
over:O
the:O
island:O
from:O
the:O
Eastern:location-GPE
Roman:location-GPE
Empire:O
.:O