With no explanation, label each line with "location-GPE", "O", "location-bodiesofwater", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Dionysius
(
,
``
Dionysios
``
)
was
a
tyrant
of
Heraclea
Pontica
on
the
Euxine
(
the
Black
Sea
)
.
Dionysius:person-politician
(:O
,:O
``:O
Dionysios:person-politician
``:O
):O
was:O
a:O
tyrant:O
of:O
Heraclea:location-GPE
Pontica:location-GPE
on:O
the:O
Euxine:location-bodiesofwater
(:O
the:O
Black:location-bodiesofwater
Sea:location-bodiesofwater
):O
.:O